????????? ??
|
|
????????? ?? ??
- ???
- 70-73 °C (lit.)
- ?? ?
- 108 °C/12 mmHg (lit.)
- ??
- 1.3348 (rough estimate)
- ???
- 1.4368 (estimate)
- ?? ??
- Keep in dark place,Sealed in dry,Room Temperature
- ???
- 578g/l
- ??? ??
- ???? ??,?? ?? ?? ??
- ?? ?? (pKa)
- 10.52±0.20(Predicted)
- ??
- ???? ?????
- ???
- ??
- BRN
- 1679395
- InChI
- 1S/C2H6N2O2/c1-6-2(5)4-3/h3H2,1H3,(H,4,5)
- InChIKey
- WFJRIDQGVSJLLH-UHFFFAOYSA-N
- SMILES
- COC(=O)NN
- CAS ??????
- 6294-89-9(CAS DataBase Reference)
??
- ?? ? ?? ??
- ?? ? ???? ?? (GHS)
| ??? ?? | Xi,T | ||
|---|---|---|---|
| ?? ???? ?? | 36/37/38-48-23/25-25 | ||
| ????? | 26-37/39-45-38-36/37/39-22-36/37 | ||
| ????(UN No.) | 2811 | ||
| WGK ?? | 3 | ||
| TSCA | TSCA listed | ||
| ?? ?? | 6.1 | ||
| ???? | III | ||
| HS ?? | 29280000 | ||
| ???? ??? | 11 - Combustible Solids | ||
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
||
| ?????? ??? | 2018-1-827(??????) | ||
| ?? ? ???? | ????: ????; ???(??)????: ????????? ?? ? ?? 25% ?? ??? ??? |
????????? ?? C??? ??, ??, ??
??? ??
WHITE TO PINK CRYSTALLINE PLATELETS??
Methyl carbazate was used in the preparation of methyl 3-(4-methyl-benzyl-idene)carbazate. It was also used in the synthesis of imidazo[1,5-d][1,2,4]triazines. It is used as pharmaceutical intermediate.Purification Methods
To remove impurities, the material is melted and pumped under vacuum until the vapours are spectroscopically pure [Caminati et al. J Am Chem Soc 108 4364 1986]. Distil it in a vacuum. [Beilstein 3 I 46.]????????? ?? ?? ?? ? ???
???
?? ??
Ethyl carbazate
??????????????
METHYL 2-(1-METHYL-3-PHENYL-2-PROPENYLIDENE)-1-HYDRAZINECARBOXYLATE
4-(2-?????)-1,2,3-?????-5-??????
Hydrazinecarboxylic acid, 2-(phenylmethylene)-, methyl ester
Hydrazinecarboxylic acid, 2-[1-(4-methoxyphenyl)ethylidene]-, methyl ester
??(3E)-3-(?????????)-2-?????????
????-2-???????????
4-(4-Chlorophenyl)-1H-1,2,4-triazol-5(4H)-one
4-(3-Chlorophenyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
????????? ?? ?? ??
???( 444)?? ??
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