Structure Data of Free Polyatomic Molecules
Subvolume B: Molecules containing One or Two Carbon Atoms
Molecules containing One Carbon Atom
Element System C -Ag-…
No
Hill Formula Structure Formula
Name
001
CAgBrO
Br–Ag–C=O
Bromocarbonylsilver
002
CAgClO
Cl–Ag–C=O
Carbonylchlorosilver
003
CAgFO
F–Ag–C=O
Carbonylfluorosilver
Element System C -Al-…
No
Hill Formula Structure Formula
Name
004
CAlN
Aluminum isocyanide
Al–N=C
Element System C -Ar-…
No
Hill Formula Structure Formula
Name
005
CArNeO2
CO2 ⋅ Ar ⋅ Ne
Carbon dioxide – argon – neon (1/1/1)
006
CArO2
CO2 ⋅ Ar
Carbon dioxide – argon (1/1)
007
CAr2O2
CO2 ⋅ 2Ar
Carbon dioxide – argon (1/2)
Element System C -Au-…
No
Hill Formula Structure Formula
Name
008
CAuBrO
Br–Au–C=O
Bromo(carbonyl)gold
009
CAuClO
Cl–Au–C=O
Cabonylchlorogold
010
CAuFO
F–Au–C=O
Carbonylfluorogold
Element System C -B -…
No
Hill Formula Structure Formula
Name
011
CB4F6O
Carbonyltris(difluoroboryl)boron
F
F
F
B
B
F
F
B
C
O
B
F
Element System C -Br-…
No
Hill Formula Structure Formula
Name
012
CBrCuO
Br–Cu–C=O
Bromo(carbonyl)copper
013
CBrF3
CBrF3
Bromotrifluoromethane
014
CBrNO
Br–C≡N–O
Bromine fulminate
015
CBr2O
CO ⋅ Br2
Carbon monoxide – dibromine (1/1)
016
CBr12Ge4
Br Br Br Br
Br Ge
Ge Br
Methanetetrayltetrakis[tribromogermane]
Br Ge
Ge Br
Br Br Br Br
Element System C -Cl -…
No
Hill Formula Structure Formula
Name
017
CClCuO
Carbonylchlorocopper
018
CClFO
Cl–Cu–C=O
Carbonyl chloride fluoride
O
Cl
F
019
CClFO
CO ⋅ ClF
Carbon monoxide – chlorine fluoride (1/1)
020
CClFO2
CO2 ⋅ ClF
Carbon dioxide – chlorine fluoride (1/1)
021
CClF2N
F
N-Chlorodifluoromethanimine
N
F
022
CClF2NO
F
F
023
CClIO
Cl
Cl
Chlorodifluoronitrosomethane
N
CO ⋅ ICl
O
Carbon monoxide – iodine chloride (1/1)
No
Hill Formula Structure Formula
Name
024
CClNO
Cl–C≡N–O
Chlorine fulminate
025
CCl2
..
Dichloromethylene
C
Cl
026
CCl2F3NS
Cl
Cl
N
S
F
Cl
027
CCl3NO2
[(Trifluoromethyl)imido]sulfurous dichloride
F
F
Trichloronitromethane
Cl
Cl
Cl
NO2
Element System C -Cu-…
No
Hill Formula Structure Formula
Name
028
CCuFO
F–Cu–C=O
Carbonylfluorocopper
029
CCuN
Cu–C≡N
Copper monocyanide
Element System C -F -…
No
Hill Formula Structure Formula
030
CFNOS
O
F
031
CFNO3S
032
CFNO5
S
033
035
CF2N2S
N
O
C
O
NO2
Difluoromethylene
F
CF2I2
Difluorodiiodomethane
F
F
S
Sulfuryl fluoride isocyanate
Fluorocarbonyl nitro peroxide
..
F
CF2I2
C
O
CF2
034
Sulfinyl cyanide fluoride
O O
O
S
C
F
N
F
Name
N
C
N
Sulfur cyanamide difluoride
No
Hill Formula Structure Formula
036
CF2O2
037
O
F
O
F
CF2Se
038
O
CF3NOS
CF3NOS2
Selenocarbonyl fluoride
F
F
039
3,3-Difluorodioxirane
Se
F
Name
F
N
cis-Fluoroformyliminosulfur difluoride
S
F
F
F
F
(Z)-1,1,1-Trifluoro-N-sulfinylmethanesulfenamide
S
N
S
O
040
CF3NOS3
F
S
F
041
CF3NO2
043
CF3NO3
CF3NO4
F
F
O
F
O
NO2
O
NO2
Trifluoromethyl peroxonitrate
F
F
F
S
F
CF3O
Sulfur cyanide trifluoride
C
N
O O
N
S
N
N
CF3N3O2S
F
046
Trifluoromethanol nitrate
F
F
045
(Z)-Sulfinylamino trifluoromethyl disulfide
Trifluoronitromethane
NO2
F
CF3NS
S
O
F
F
044
N
F
F
042
S
Trifluoromethanesulfonyl azide
F
F
O.
F
Trifluoromethoxy
F
047
CF3S
F
S .
F
F
Trifluoromethylthio
No
Hill Formula Structure Formula
Name
048
CF4N2O
(Z)-1-Fluoro-2-(trifluoromethyl)diazene 2-oxide
O
F
N
F
049
CF4N2O3S2
050
CF4OSi
051
CF4O2
S
F
N
F
S
F
O
Hypofluorous acid difluoromethylene ester
O
O O
S
F
Trifluoromethanesulfonyl fluoride
F
F
F
F
Carbonylbis(imidosulfinyl difluoride)
Carbon monoxide – tetrafluorosilane (1/1)
F
O
CF4O2S
CF5NS
N
F
F
053
O
F
CO ⋅ SiF4
F
052
F
F
F
O
N
N
F
S
F
(Trifluoromethyl)imidosulfurous difluoride
F
Element System C -Fe-…
No
Hill Formula Structure Formula
Name
054
CFeO
Monocarbonyliron
Fe–C≡O
Element System C -Ga-…
No
Hill Formula Structure Formula
Name
055
CGaN
Ga–N≡C
Gallium(I) isocyanide
056
CGaN
Ga–C≡N
Gallium(I) cyanide
Element System C -H -…
No
Hill Formula Structure Formula
057
CHAr
CH ⋅ Ar
Name
Methylidyne – argon (1/1)
No
Hill Formula Structure Formula
058
CHArN
D–C≡N ⋅ Ar
Hydrogen cyanide – argon (1/1)
059
CHArO+
Ar ⋅ H–C+=O
Oxomethylium – argon (1/1)
060
CHAr3N
H–C≡N ⋅ 3Ar
Hydrogen cyanide – argon (1/3)
061
CHBr
Bromomethylene
..
H
Name
C
Br
062
CHBrClF
CHBrClF
Bromochlorofluoromethane
063
CHBrClN
H–C≡N ⋅ BrCl
Hydrogen cyanide – bromine chloride (1/1)
064
CHBrF2
CHBrF2
Bromodifluoromethane
065
CHBrOS
O=C=S ⋅ HBr
Carbonyl sulfide – hydrogen bromide (1/1)
066
CHBrO2
CO2 ⋅ HBr
Carbon dioxide – hydrogen bromide (1/1)
067
CHBr9Ge3
Br
Br
068
CHCl
CHClFN
070
CHClF2O2S
Ge
Ge
Ge
Br
Br
Br
Br
Chloromethylene
C
Cl
H–C≡N ⋅ ClF
F
Tris(tribromogermyl)methane
Br
..
H
069
Br
Br
O O
S
Cl
Hydrogen cyanide – chlorine fluoride (1/1)
Difluoromethanesulfonyl chloride
F
071
CHClIN
072
CHClO
H–C≡N ⋅ ICl
Hydrogen cyanide – iodine chloride (1/1)
Formyl chloride
O
H
Cl
073
CHCl2F
CHCl2F
Dichlorofluoromethane
074
CHCl3
CHCl3
Chloroform
075
CHF2N
F
H
N
F
Difluoromethanimine
No
Hill Formula Structure Formula
076
CHF2N
077
CHF3O2S
H–C≡N ⋅ F2
O O
S
F
Name
Hydrogen cyanide – difluorine (1/1)
Difluoromethanesulfonyl fluoride
F
F
078
CHGe
H–C≡Ge ⋅
Germanium methylidyne
079
CHHeN
H–C≡N ⋅ He
Hydrogen cyanide – helium (1/1)
080
CHK
K–C–H
Potassium hydrogen monocarbide
081
CHKrO+
Kr ⋅ H–C+=O
Formylium – krypton (1/1)
082
CHN
H–C≡N
Hydrogen cyanide
083
CHNO
H
Isocyanic acid
N C O
084
CHNO3S
H–C≡N ⋅ SO3
Hydrogen cyanide – sulfur trioxide (1/1)
085
CHNa
Na–C–H
Sodium hydrogen monocarbide
086
CHO
D
087
CHP
088
CHS
Oxomethyl-d1
.
C
O
H–C≡P
Methylidynephosphine
Thioformyl
.
H
C
S
089
CHS
090
CHS+
H–C+=S
Thioformylium
091
CHSi
H–C≡Si ⋅
Silicon methylidyne
092
CHTi
Ti≡C–H
Titanium methylidyne
093
CHW
W≡C–H
Tungsten methylidyne
094
CH2+
H
H
S
C+
C
Mercaptomethylidyne
Methyliumyl
H
095
CH2ArF2
CH2F2 ⋅ Ar
Difluoromethane – argon (1/1)
096
CH2ClF
CH2ClF
Chlorofluoromethane
No
Hill Formula Structure Formula
Name
097
CH2ClFO
Formaldehyde – chlorine fluoride (1/1)
H
O . ClF
H
098
CH2Cl2
CH2Cl2
099
CH2F3NS
F
F
100
CH2Ge
Dichloromethane
S
NH2
1,1,1-Trifluoromethanesulfenamide
F
Germylidene
H
Ge
H
101
CH2I2
CH2I2
Diiodomethane
102
CH2N2
HN=C=NH
Carbodiimide
103
CH2OS
O=C=S ⋅ H2
Carbonyl sulfide – dihydrogen (1/1)
104
CH2O2
Formic acid
O
H
OH
105
CH2O3
CO2 ⋅ H2O
Carbon dioxide – water (1/1)
106
CH2P
H
Methylenephosphinyl
P.
H
107
CH2Si
Silylidene
H
Si
H
108
CH3Ar+
CH3+ ⋅ Ar
Methylium – argon (1/1)
109
CH3Ar2+
CH3+ ⋅ 2Ar
Methylium – argon (1/2)
110
CH3AsF2
F
H3C
As
Difluoromethylarsine
F
111
CH3BF4
CH3F ⋅ BF3
Fluoromethane – trifluoroborane (1/1)
112
CH3Ba
CH3Ba
Methylbarium
113
CH3CaO
Ca–O–CH3
Calcium(I) methoxide
114
CH3F
CH3F
Fluoromethane
No
Hill Formula Structure Formula
Name
115
CH3FO2S
Methanesulfonyl fluoride
116
CH3F2N
O O
S
H3C
F
F
H3C
117
N,N-Difluoromethanamine
N
CH3K
F
Methylpotassium
H
K
H
H
118
CH3Li
Li
H
119
Methyllithium
H
CH3Mg
H
Methylmagnesium
H
Mg
H
H
120
CH3N
H–C≡N ⋅ H2
Hydrogen cyanide – dihydrogen (1/1)
121
CH3NSi
H3Si–C≡N
Silyl cyanide
122
CH3Na
Methylsodium
H
Na
H
H
123
CH3Ne+
CH3+ ⋅ Ne
Methylium – neon (1/1)
124
CH3Ne2+
CH3+ ⋅ 2Ne
Methylium – neon (1/2)
125
CH3O+
Protonated formaldehyde
OH
H
C
+
H
126
CH3O3Re
O
H3C Re O
O
Methylrhenium trioxide
127
CH3Sr
CH3Sr
Methylstrontium
128
CH4Ar
CH4 ⋅ Ar
Methane – argon (1/1)
129
CH4F2O
CH2F2 ⋅ H2O
Difluoromethane – water (1/1)
130
CH4Kr
CH4 ⋅ Kr
Methane – krypton (1/1)
No
Hill Formula Structure Formula
Name
131
CH4N2O
Urea
O
NH2
H 2N
132
CH4O2
H2CO ⋅ H2O
Formaldehyde – water (1/1)
133
CH4O3
CH4 ⋅ O3
Methane – ozone (1/1)
134
CH4Si
H
Silaethylene
H
Si
H
H
135
CH5ClO
CH3OH ⋅ HCl
Methanol – hydrogen chloride (1/1)
136
CH6
CH4 ⋅ H2
Methane – dihydrogen (1/1)
137
CH6O2
CH3OH ⋅ H2O
Methanol – water (1/1)
138
CH9NOSi2
H3Si
N-Methoxy-N-silylsilanamine
CH3
N O
H3Si
139
GeH3
CH10Ge3
H3Ge
140
CH12Ge4
H3Ge
Methylidynetrisgermane
GeH3
GeH3
H3Ge
Tetrakis(germyl)methane
GeH3
Element System C -He-…
No
Hill Formula Structure Formula
Name
141
CHeOS
O=C=S ⋅ He
Carbonyl sulfide – helium (1/1)
142
CHeO2
CO2 ⋅ He
Carbon dioxide – helium (1/1)
Element System C -I -…
No
Hill Formula Structure Formula
Name
143
CIN
I–C≡N
Cyanogen iodide
144
CI4
CI4
Tetraiodomethane
Element System C -In-…
No
Hill Formula Structure Formula
Name
145
CInN
In–C≡N
Indium(I) cyanide
146
CInN
In–N≡C
Indium(I) isocyanide
Element System C -Kr-…
No
Hill Formula Structure Formula
147
CKrO
CO ⋅ Kr
Name
Carbon monoxide – krypton (1/1)
Element System C -Mg-…
No
Hill Formula Structure Formula
Name
148
CMgN
Magnesium(I) isocyanide
Mg–N=C
Element System C -N -…
No
Hill Formula Structure Formula
Name
149
CNNi
Ni–C≡N
Nickel cyanide
150
CNZn
Zn–C≡N
Zinc monocyanide
151
CN2
N=C=N
Methanetetraylbisamidogen
152
CN2O
CO ⋅ N2
Carbon monoxide – dinitrogen (1/1)
153
CN2OS
O=C=S ⋅ N2
Carbonyl sulfide – dinitrogen (1/1)
154
CN2O2
CO ⋅ N2O
Carbon monoxide – dinitrogen monoxide (1/1)
155
CN2O2S
O=C=S ⋅ N2O
Carbonyl sulfide – dinitrogen monooxide (1/1)
156
CN2O3
CO2 ⋅ N2O
Carbon dioxide – dinitrogen monoxide (1/1)
Element System C -Ne-…
No
Hill Formula Structure Formula
Name
157
CNeO
CO ⋅ Ne
Carbon monoxide – neon (1/1)
158
CNe2OS
O=C=S ⋅ 2Ne
Carbonyl sulfide – neon (1/2)
Element System C -O -…
No
Hill Formula Structure Formula
Name
159
COPd
Pd–C≡O
Carbonylpalladium
160
COPt
Pt–C≡O
Carbonylplatinum
161
COXe
CO ⋅ Xe
Carbon monoxide – xenon (1/1)
162
CO2
CO2
Carbon dioxide
163
CO2S3
CS2 ⋅ SO2
Carbon disulfide – sulfur dioxide (1/1)
164
CO3S2
O=C=S ⋅ SO2
Carbonyl sulfide – sulfur dioxide (1/1)
165
CO4S
CO2 ⋅ SO2
Carbon dioxide – sulfur dioxide (1/1)
Molecules containing Two Carbon Atoms
Element System C -Cl -…
No
Hill Formula Structure Formula
166
C2ClF3O
O
Trifluoroacetyl chloride
F
F
167
Cl
F
O
C2ClF3OS
F
Cl
168
F
O
Trifluoroethanethioic acid anhydrosulfide
F
169
C2ClF6NS
F
F
F
F
Bis(trifluoromethyl)amidosulfenyl chloride
F
N
Cl
S
F
O
C2Cl2F2O
Chlorodifluoroacetyl chloride
Cl
F
171
Cl
S
F
170
Carbonochloridothioic acid S-(trifluoromethyl) ester
F
S
C2ClF3OS
F
Cl
F
Cl
C2Cl6Si
Name
Cl
Si
Cl
Cl
Trichloro(trichloroethenyl)silane
Cl
Cl
Element System C -F -…
No
Hill Formula Structure Formula
172
C2FNO2S
O
(Isocyanatothio)formyl fluoride
F
173
C2F3NO3S
F
174
S
N
C
O
O O
O
S
C
N
F
Trifluoromethanesulfonyl isocyanate
F
O
C2F3NO5
F
F
Name
Nitro trifluoroacetyl peroxide
O
F
O
NO2
No
Hill Formula Structure Formula
Name
175
C2F4
Tetrafluoroethene
176
F
F
F
F
C2F4I
F
177
I
F
F
F
O
C2F4OS
F
F
178
1,1,2,2-Tetrafluoro-2-iodoethyl
S
F
O
C2F4OS2
F
Carbono(dithioperoxo)fluoridic acid
S
S
F
F
F
179
O
C2F4O2
F
F
180
C2F5NOS
F
O
F
N
F
S
(Trifluoroacetyl)imidosulfurous difluoride
F
F
F
C2F5NOS
Carbonofluoridic acid trifluoromethyl ester
F
O
F
181
Carbonofluoridothioic acid S-(trifluoromethyl) ester
F
F O
F
S
F
1,1,1-Trifluoro-N-(fluorocarbonyl)methanesulfinimidoyl fluoride
O
1,1,1-Trifluoro-N-(nitrooxy)-N-(trifluoromethyl)methanamine
N
F
182
C2F6N2O3
F
F
F
N
F
183
C2F6O5S2
F
O
F
N
O
O O O O
Trifluoromethanesulfonic acid anhydride
S
S
O
F3C
CF3
Element System C -Fe-…
No
Hill Formula Structure Formula
Name
184
C2FeO2
Irondicarbonyl
Fe(CO)2
Element System C -H -… with One Hydrogen Atom
No
Hill Formula Structure Formula
Name
185
C2HClF4
2-Chloro-1,1,1,2-tetrafluoroethane
F
Cl
F
F
H
Cl
Cl
Cl
F
186
187
C2HCl2FO
O
C2HCl3
Dichloroacetyl fluoride
Trichloroethylene
Cl
F
Cl
188
O
C2HF3OS
F
SH
F
189
Trifluoroethanethioic acid
F
C2HF3O2
Trifluoroacetic acid
O
F
F
190
C2HF7O3S2
OH
F
F
F
F
S
F
O O
S
O
(4,4-Difluoro-2,2-dioxo-1,2λ6-oxathiethan-3-yl)pentafluorosulfur(VI)
F
F
F
191
C2HK
K–C≡C–H
Monopotassium acetylide
192
C2HLi
Li–C≡C–H
Monolithium acetylide
193
C2HN
194
C2HNa
195
C2HP
196
C2HSr
H
C
C
Cyanomethylene
N
Na–C≡C–H
H
C
C
Sr–C≡C–H
Monosodium acetylide
Phosphinidyneethylidene
P
Ethynylstrontium
Element System C -H -… with Two Hydrogen Atoms
No
Hill Formula Structure Formula
197
C2H2Ar
H–C≡C–H ⋅ Ar
Acetylene – argon (1/1)
198
C2H2ArF2
H
1,1-Difluoroethene – argon (1/1)
F
Name
. Ar
H
199
C2H2ArO
F
Ketene – argon (1/1)
H
C
C O . Ar
H
200
C2H2Br –
H–C≡C–H ⋅ Br –
Ethyne – bromide (1/1)
201
C2H2BrF
Br
H
1-Bromo-1-fluoroethene
F
H
202
C2H2BrF
(Z)-1-Bromo-2-fluoroethene
Br
F
203
C2H2BrF
204
C2H2Br2
H–C≡C–H ⋅ Br2
Acetylene – dibromine (1/1)
205
C2H2Ca+
Ca
H C C H
((2-Ethyne)calcium (1+) ion
206
C2H2ClF
207
C2H2ClF
208
C2H2ClF2NO
cis-1-Chloro-2-fluoroethylene
Cl
F
H–C≡C–H ⋅ ClF
O
F
F
209
C2H2ClF3
C2H2ClI
211
C2H2ClNO
2-Chloro-2,2-difluoroacetamide
Cl
1-Chloro-1,1,2-trifluoroethane
F
Cl
H–C≡C–H ⋅ ICl
Cl
Acetylene – chlorine fluoride (1/1)
NH2
F
F
210
(E)-1-Bromo-2-fluoroethene
F
Br
N
Acetylene – iodine chloride (1/1)
O
(E)-1-Chloro-2-nitrosoethene
No
Hill Formula Structure Formula
Name
212
C2H2Cl2
(E)-1,2-Dichloroethene
213
H
Cl
Cl
H
O
C2H2Cl2O2
Carbonochloridic acid chloromethyl ester
Cl
214
O
Cl
O
C2H2Cl3NO
2,2,2-Trichloroacetamide
Cl
Cl
215
C2H2F2Ne
NH2
Cl
H
1,1-Difluoroethene – neon (1/1)
F
. Ne
H
216
F
O
C2H2F3NO
2,2,2-Trifluoroacetamide
F
F
217
C2H2F4
F
NH2
F
1,1,1,2-Tetrafluoroethane
F
F
F
218
219
C2H2F4
C2H2F4O
F
F
F
F
F
O
F
220
C2H2N
F
C
Bis(difluoromethyl) ether
F
Cyanomethyl
H
H
221
1,1,2,2-Tetrafluoroethane
C
N
C2H2N2O
Furazan
N
O
N
222
C2H2N2O
H–C≡C–H ⋅ N2O
Acetylene – dinitrogen monoxide (1/1)
223
C2H2N2O3S
2(H–C≡N)⋅ SO3
Hydrogen cyanide – sulfur trioxide (2/1)
No
Hill Formula Structure Formula
Name
224
C2H2O
Ketene
H
C
C O
H
225
226
C2H2O2
O
H
H
O
C2H2O3
Glyoxal
Glyoxylic acid
O
H
OH
O
227
C2H2O4
HO
O
O
228
C2H2P
229
C2H2Si
OH
Phosphinidyneethyl
H
H
C
Oxalic acid
C
P
Ethenylidenesilanediyl
H
C
C
Si
H
Element System C -H -… with Three Hydrogen Atoms
No
Hill Formula Structure Formula
Name
230
C2H3+
Protonated acetylene
H
+
C C
H
H
H
+
H
H
Protonated acetylene, non-classical form
231
C2H3ArN
H3C–N=C ⋅ Ar
Methyl isocyanide – argon (1/1)
232
C2H3As
H3C–C≡As
Ethylidynearsine
233
C2H3Cl
H
H
Vinyl chloride
H
Cl
No
Hill Formula Structure Formula
234
C2H3Cl
H–C≡C–H ⋅ HCl
Ethyne – hydrogen chloride (1/1)
235
C2H3ClFN
H3C≡N ⋅ ClF
Acetonitrile – chlorine fluoride (1/1)
236
C2H3ClF2
H
Fluoroethene – chlorine fluoride (1/1)
H
Name
. ClF
H
237
F
C2H3ClO2S
O
H 3C
238
O
S
C2H3Cl2NO
N
Cl
Cl
OH
Carbonothioic acid anhydrosulfide with
thiohypochlorus acid, O-methyl ester
(E)-Dichloroacetaldehyde oxime
H
Cl
239
HO
C2H3Cl2NO
(Z)-Dichloroacetaldehyde oxime
N
Cl
H
Cl
240
241
C2H3Cl3
1,1,1-Trichloroethane
Cl
Cl
Cl
C2H3FO
CH3
Fluorooxirane
F
O
242
C2H3F2N
243
C2H3F2NO
H3C≡C–N ⋅ F2
O
F
Methyl cyanide – difluorine (1/1)
2,2-Difluoroacetamide
NH2
F
244
O O
S
CH3
O
C2H3F3O3S
F
F
245
C2H3N
246
C2H3NO3S
F
Methyl isocyanide
H
H
Trifluoromethanesulfonic acid methyl ester
N C
H
H3C≡N ⋅ SO3
Acetonitrile – sulfur trioxide (1/1)
No
Hill Formula Structure Formula
247
C2H3NO5
O
Name
Acetyl nitro peroxide
O
O
H3C
NO2
Element System C -H -… with 4 Hydrogen Atoms
No
Hill Formula Structure Formula
Name
248
C2H4ArF2
1,1-Difluoroethane – argon (1/1)
F
. Ar
H3C
F
F
F .
Ar
1,2-Difluoroethane – argon (1/1)
249
C2H4ArF2
250
C2H4ArO
O . Ar
Oxirane – argon (1/1)
251
C2H4ArS
S . Ar
Thiirane – argon (1/1)
252
C2H4BrF
Br
1-Bromo-1-fluoroethane
H 3C
253
C2H4BrF
H
F
Fluoroethene – hydrogen bromide (1/1)
H
. HBr
254
C2H4Br2
H
F
H
H
Ethene – dibromine (1/1)
. Br
2
H
255
H
H
C2H4Br2Si
H
Dibromo(ethenyl)silane
SiH
H
Br
Br
H2C=CH2 ⋅ ClF
Ethylene – chlorine fluoride (1/1)
C2H4ClFO
O . ClF
Oxirane – chlorine fluoride (1/1)
258
C2H4ClFS
S . ClF
Thiirane – chlorine fluoride (1/1)
259
C2H4ClI
256
C2H4ClF
257
CH2 .
ICl
CH2
Ethylene – iodine chloride (1/1)
No
Hill Formula Structure Formula
Name
260
C2H4ClNO
(E)-Chloroacetaldehyde oxime
OH
N
Cl
261
C2H4ClNO
H
HO
(Z)-Chloroacetaldehyde oxime
N
Cl
262
H
S
C2H4ClPS2
2-Chloro-1,3,2-dithiaphospholane
P
Cl
S
263
C2H4Cl2
H3C
264
C2H4Cl2
265
C2H4Cl2Si
1,1-Dichloroethane
Cl
Cl
Cl
Cl
H
H
1,2-Dichloroethane
Dichloro(ethenyl)silane
SiH
H
Cl
Cl
1,2-Difluoroethane
266
C2H4F2
267
C2H4F2O
268
C2H4F4
269
C2H4KrO
O . Kr
Oxirane – krypton (1/1)
270
C2H4NeS
S . Ne
Thiirane – neon (1/1)
271
C2H4O
CH4 ⋅ CO
272
C2H4OS
O
F
F
O . F2
(CH2F2)2
H3C
273
C2H4OS
274
C2H4OXe
Oxirane – difluorine (1/1)
Difluoromethane dimer
Methane – carbon monoxide (1/1)
(Z)-Methylsulfine
S
H
CH4 ⋅ O=C=S
O . Xe
Methane – carbonyl sulfide (1/1)
Oxirane – xenon (1/1)
No
Hill Formula Structure Formula
Name
275
C2H4O3
Glycolic acid
O
HO
276
C2H4S
OH
Ethylene sulfide
S
Element System C -H -… with 5 Hydrogen Atoms
No
Hill Formula Structure Formula
Name
277
C2H5
Ethyl
278
C2H5As
279
C2H5Br
H3C–CH2
H2C
H
AsH2
Vinylarsine
Ethene – hydrogen bromide (1/1)
H
. HBr
H
280
C2H5Cl2N
H
H3C
Cl
N
N,N-Dichloroethanamine
Cl
281
Cl
C2H5Cl3Si
H3C
282
C2H5Cl3Ti
Cl
Cl
283
C2H5FS
284
C2H5F2OP
Cl
Dichloro(chloromethyl)methylsilane
Si
Cl
Cl
Trichloroethyltitanium(IV)
Ti
CH3
Thiirane – hydrogen fluoride (1/1)
S . HF
H3C
P
F
285
C2H5F2P
Ethylphosphonic difluoride
O
H 3C
P
F
F
Ethyldifluorophosphine
F
286
C2H5NO2
Glycine
O
H2N
OH
No
Hill Formula Structure Formula
Name
287
C2H5NO2
Methyl carbamate
288
C2H5NO2
289
C2H5NO3
290
C2H5O3Re
291
C2H5P
292
C2H5Sb
O
H 2N
O
H 3C
O
CH3
N
O
OH
O2N
Ethyl nitrite
2-Nitroethanol
Ethyltrioxorhenium
O O
Re
O
CH3
H 2C
PH2
H2C
SbH2
Vinylphosphine
Vinylstibine
Element System C -H -… with 6 Hydrogen Atoms
No
Hill Formula Structure Formula
Name
293
C2H6ArO
Oxybismethane – argon (1/1)
294
C2H6AsF
C2H6Cl2NP
As
Fluorodimethylarsine
CH3
H3C
Cl
N
C2H6Cl2Te
297
C2H6Cl2Ti
Cl
Cl
Cl
Te
H3C
CH3
Cl
H3C
298
C2H6Cl3GeN
O
Dimethylphosphoramidous dichloride
P
H3C
296
. Ar
CH3
F
H 3C
295
O
H3C
H3C
Dimethyltellurium dichloride
Cl
Ti
N
Dichlorodimethyltitanium
CH3
O
CH3
Ge
Cl
Cl
Cl
O-Trichlorogermyl-N,N-dimethylhydroxylamine
No
Hill Formula Structure Formula
Name
299
C2H6Cl3NOSi H3C
N-Methyl-N-[(trichlorosilyl)oxy]methanamine
O
N
Si
Cl
CH3
300
C2H6F3NOSi
H3C
O
N
Si
CH3
301
C2H6N2O2
H3C
F
Cl
Cl
F
N-Methyl-N-[(trifluorosilyl)oxy]methanamine
F
O
N-Methyl-N-nitromethanamine
N N
O
H3C
302
O
C2H6OS
S
H3C
303
C2H6O2
304
C2H6O2
305
C2H6O5
C2H6S2
307
C2H6S3
308
C2H6Se2
CH3
Oxirane – water (1/1)
O . H2O
OH
HO
O
2
1,2-Ethanediol
. HO
2
H
306
Sulfinylbismethane
Formic acid – water (2/1)
OH
1,2-Ethanedithiol
SH
HS
H 3C
H3C
S
S
S
Se
Se
CH3
CH3
Dimethyl trisulfide
Dimethyl diselenide
Element System C -H -… with 7 to 14 Hydrogen Atoms
No
Hill Formula Structure Formula
309
C2H7B3
H
Name
nido-1,2-Dicarbapentaborane(7)
H
H
B
H
310
C2H7ClSi
B
B H
H
H
Chlorodimethylsilane
Cl
H3C
SiH
CH3
No
Hill Formula Structure Formula
311
C2H7NO
H3 C
Name
N-Hydroxy-N-methylmethanamine
N OH
H3 C
312
C2H8ClNOSi
H H CH3
Si
N
Cl
O
CH3
N-[(Chlorosilyl)oxy]-N-methylmethanamine
313
C2H8O2
CH3OH–CH3OH
Methanol dimer
314
C2H8P2
315
C2H8Si
316
C2H9Cl2NSi2
PH2
H2P
H 3C
Si
H 3C
Ethylsilane
SiH3
Cl
1,2-Diphosphinoethane
H H Cl
Si
CH3
N
1,3-Dichloro-1,3-dimethyldisilazane
H
317
CH3
C2H9GeNO
N
H3C
318
GeH3
CH3
C2H9NOSi
N
H3Si
319
O
N-(Germyloxy)-N-methylmethanamine
O
C2H10B8S
N-Methoxy-N-methylsilanamine
CH3
7,8-Dicarba-10-thia-nido-undecaborane(10)
S
BH
BH
BH
BH
HB
BH
BH
B
H
320
C2H10Si2
321
C2H12B10S2
SiH3
H3Si
1,12-Dicarbadodecaborane(12)-1,12-dithiol
H
B
BH
BH
BH
HS
SH
BH
HB
1,2-Ethanediylbissilane
BH
BH
BH
B
H
322
C2H14AlB3
H3C CH3
H Al H
H B B H
H B H
H H
2-Dimethyl-2-alumina-arachno-tetraborane(10)
No
Hill Formula Structure Formula
Name
323
C2H14B3Ga
2-Dimethyl-2-galla-arachno-tetraborane(10)
H3C CH3
H Ga H
H B B H
H B H
H H
Element System C -N -…
No
Hill Formula Structure Formula
Name
324
C2NP
N≡C–C≡P
Phosphinidyneacetonitrile
325
C2N2
N≡C–C≡N
Dicyan
326
C2N2O
N≡C–C≡N–O
Cyanogen fulminate
327
C2N2O5
N2O ⋅ 2CO2
Carbon dioxide – dinitrogen monoxide (2/1)
328
C2N2S
N
C
S
C
Sulfur dicyanide
N
Element System C -O -…
No
Hill Formula Structure Formula
Name
329
C2O2
(CO)2
Carbon monoxide dimer
330
C2O2S2
CO2 ⋅ CS2
Carbon dioxide – carbon disulfide (1/1)
Element System C -S -…
No
Hill Formula Structure Formula
Name
331
C2SSi
2-Thioxoethenylidenesilanediyl
S=C=C=Si
Element System C -Y -…
No
Hill Formula Structure Formula
Name
332
C2Y
Yttrium dicarbide
YC2