| CAS号 | 名称 | 物化性质 | 分子式 | 分子量 |
| 50888-73-8 | 1,3-butadien-1-one | |
C4H4O | 68.07 |
| 19042-52-5 | Bis(ethylene-1,2-dithiolene)nickel(II) | |
C4H4NiS4 | 239.03 |
| 19836-28-3 | N,2,2,2,2',2',2'-heptanitrodiethyl-amine | |
C4H4N8O14 | 388.12 |
| 34882-73-0 | 2,2,2,2',2',2'-Hexanitro-N-nitrosodiethylamine | |
C4H4N8O13 | 372.12 |
| 57449-44-2 | Furazandimethanol dinitrate,2-oxide | |
C4H4N4O8 | 236.10 |
| 57449-43-1 | Furazandimethanol dinitrate(ester) | |
C4H4N4O7 | 220.10 |
| 62563-09-1 | 3-Methyl-1,4-dinitro-1H-pyrazole | |
C4H4N4O4 | 172.10 |
| 2314-40-1 | 1,3-dithiol-2-one | |
C3H2OS2 | 118.18 |
| 2961-80-0 | 2-cyclopropen-1-one | |
C3H2O | 54.05 |
| 61244-93-7 | Methyleneketene | |
C3H2O | 54.05 |
| 57167-49-4 | 1,6-Dioxa-6aλ4-thia-2,5-diazapentalene | |
C3H2N2O2S | 130.12 |
| 56919-35-8 | octafluoromethylene bis(trifluoromethyl)disulfur | |
C3H2F14S2 | 368.16 |
| 24433-66-7 | S,S-Difluoro-N-[1-amino-2,2,2-tri-fluoro-1-(trifluoro-methyl)ethyl]-sulfimine | |
C3H2F8N2S | 250.11 |
| 23012-10-4 | 2-Methyloxazole | |
C4H5NO | 83.09 |
| 66333-88-8 | 5-Methyloxazole | |
C4H5NO | 83.09 |
| 6454-84-8 | 4-methylisoxazole | |
C4H5NO | 83.09 |
| 30842-90-1 | 3-methyl-isoxazole | 沸点：118.7°C at 760 mmHg
|
C4H5NO | 83.09 |
| 4747-72-2 | Cyclopropyl isocyanate | |
C4H5NO | 83.09 |
| 58644-53-4 | Isocyanocyclopropane | |
C4H5N | 67.09 |
| 2310-98-7 | 2-bromo-2-chloro-propane | |
C3H6BrCl | 157.44 |
| 3017-96-7 | 1-bromo-2-chloro-propane | |
C3H6BrCl | 157.44 |
| 31140-78-0 | Bismuth,(acetone)trichloro- | |
C3H6BiCl3O | 373.42 |
| 23732-88-9 | 2,3,4-tricarbahexaborane(7) | |
C3H6B3 | 74.51 |
| 55929-52-7 | Carbamic chloride,dimethyl-,compd. with trichloroborane(1:1) | |
C3H6BCl4NO | 224.71 |
| 52170-94-2 | Methanaminium,N-(dichloromethylene)-N-methyl-,tetrafluoroborate(1-) | |
C3H6BCl2F4N | 213.80 |
| 24630-37-3 | 1,3,2-Dioxarsenane,2-chloro- | |
C3H6AsClO2 | 184.45 |
| 55883-61-9 | 2-Bromo-1,3,2-dioxarsenane | |
C3H6AsBrO2 | 228.90 |
| 23368-20-9 | Aluminum bromide,compd. with acetone(1:1) | |
C3H6AlBr3O | 324.77 |
| 14774-83-5 | Indium,bromodiethyl- | |
C4H10BrIn | 252.85 |
| 758-71-4 | Phosphoramidic bromide fluoride,diethyl- | |
C4H10BrFNOP | 218.00 |
| 31140-80-4 | Bismuth,trichloro(ethyl ether)- | |
C4H10BiCl3O | 389.46 |
| 34755-49-2 | p-Carboranedicarboxylic dichloride | |
C4H10B10Cl2O2 | 269.14 |
| 23810-52-8 | m-Carboranedicarboxylic dichloride | |
C4H10B10Cl2O2 | 269.14 |
| 23753-77-7 | o-Carboranedicarboxylic dichloride | |
C4H10B10Cl2O2 | 269.14 |
| 44601-24-3 | 4-hydroxy-pentanal | |
C5H10O2 | 102.13 |
| 64502-89-2 | 1-hydroxy-pentan-2-one | |
C5H10O2 | 102.13 |
| 4988-34-5 | Tetrahydro-thiopyran 1-oxide | |
C5H10OS | 118.20 |
| 1969-43-3 | 1-ethoxy-heptane | |
C9H20O | 144.26 |
| 4274-15-1 | Tetraethyl-thiourea | 密度：0.957 g/cm3
沸点：309.2 °C at 760 mmHg
|
C9H20N2S | 188.33 |
| 5336-24-3 | 1,3-Bis-(1,1-dimethylethyl)-urea | |
C9H20N2O | 172.27 |
| 5053-43-0 | 2-methylpyrimidine | 密度：1.0132 g/mL at 25 °C
|
C5H6N2 | 94.12 |
| 755-79-3 | 1,1,2,2,3,3,3-Heptafluoro-N,N-dimethyl-1-propane selenenamide | |
C5H6F7NSe | 292.06 |
| 61915-97-7 | methanesulfinic acid,trifluoro-2-hydroxy-1,3-propanediyl ester | |
C5H6F6O5S2 | 324.22 |
| 52225-49-7 | trifluoromethane-sulfinic acid,2,2,2-trifluoro-1,1-dimethylethyl ester | |
C5H6F6O2S | 244.16 |
| 1851-22-5 | 3-Chloro-pyridine 1-oxide | 沸点：89°C/1mmHg(lit.)
|
C5H4ClNO | 129.54 |
| 25032-84-2 | 2-Bromopyridine,bromine | |
C5H4Br3N | 317.80 |
| 25032-87-5 | 2-Bromopyridine,iodine bromide | |
C5H4Br2IN | 364.80 |
| 81316-66-7 | Pyridine,3,5-dibromo-,perchlorate | |
C5H4Br2ClNO4 | 337.35 |
| 25174-01-0 | 2-Chloropyridine bromine | |
C5H4Br2ClN | 273.35 |
| 2402-97-3 | 3-Bromo-pyridine 1-oxide | |
C5H4BrNO | 174.00 |
