Identification | More | [Name]
Cyanoacetohydrazide | [CAS]
140-87-4 | [Synonyms]
2-CYANOACETOHYDRAZIDE 2-CYANOETHANOHYDRAZIDE AKOS BBS-00004788 CYACETACIDE CYANOACETIC ACID HYDRAZIDE CYANOACETIC HYDRAZIDE CYANOACETOHYDRAZIDE CYANOACETYLHYDRAZINE LABOTEST-BB LT01121537 (a-Cyanoacetyl)hydrazine 2-Cyanoacethydrazide 2-Cyanoacetylhydrazide AB-42 Acetic acid, cyano-, hydrazide Aceticacid,cyano-,hydrazide a-Cyanoacetohydrazide alpha-Cyanoacetohydrazide Armazal benecid Cianazil | [EINECS(EC#)]
205-437-2 | [Molecular Formula]
C3H5N3O | [MDL Number]
MFCD00007611 | [Molecular Weight]
99.09 | [MOL File]
140-87-4.mol |
Safety Data | Back Directory | [Hazard Codes ]
Xn,Xi | [Risk Statements ]
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed . R36/37/38:Irritating to eyes, respiratory system and skin . | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice . S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) . S36/37/39:Wear suitable protective clothing, gloves and eye/face protection . S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) . | [RIDADR ]
UN 2811 6.1/PG 3
| [WGK Germany ]
3
| [RTECS ]
AG4200000
| [Hazard Note ]
Irritant | [HazardClass ]
6.1 | [PackingGroup ]
III | [HS Code ]
29280090 | [Hazardous Substances Data]
140-87-4(Hazardous Substances Data) |
Hazard Information | Back Directory | [Chemical Properties]
BROWN GRANULAR CRYSTALLINE POWDER | [Purification Methods]
Crystallise the hydrazide from EtOH. The hydrochloride has m 178-180o and the benzylidene derivative has m 178o. It is converted to 3-oxo-5-iminopyrazolidine in hot 40% aqueous NaOH. [Beilstein 2 H 591, 2 I 256, 2 III 1636.] IRRITANT. |
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