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ChemicalBook--->CAS DataBase List--->140-87-4

140-87-4

140-87-4 Structure

140-87-4 Structure
IdentificationMore
[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
Chemical PropertiesBack Directory
[Appearance]

BROWN GRANULAR CRYSTALLINE POWDER
[Melting point ]

108-110 °C (lit.)
[Boiling point ]

185.55°C (rough estimate)
[density ]

1.3131 (rough estimate)
[refractive index ]

1.4500 (estimate)
[storage temp. ]

Keep in dark place,Sealed in dry,Room Temperature
[pka]

pK1:2.34(+2);pK2:11.17(+1) (25°C)
[Water Solubility ]

almost transparency
[Merck ]

14,2680
[BRN ]

1751498
[CAS DataBase Reference]

140-87-4(CAS DataBase Reference)
[NIST Chemistry Reference]

Alpha-cyanoacetic acid, hydrazide(140-87-4)
Safety DataBack 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)
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

Cyacetacide(140-87-4).msds
Hazard InformationBack 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.
Spectrum DetailBack Directory
[Spectrum Detail]

Cyanoacetohydrazide(140-87-4)MS
Cyanoacetohydrazide(140-87-4)1HNMR
Cyanoacetohydrazide(140-87-4)IR1
Cyanoacetohydrazide(140-87-4)IR2
Cyanoacetohydrazide(140-87-4)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

Cyanoacetohydrazide, 98%(140-87-4)
[Alfa Aesar]

Cyanoacetic acid hydrazide, 98%(140-87-4)
[Sigma Aldrich]

140-87-4(sigmaaldrich)
[TCI AMERICA]

Cyanoacetohydrazide,>95.0%(T)(140-87-4)
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