ChemicalBook--->CAS DataBase List--->27372-38-9

27372-38-9

27372-38-9 Structure

27372-38-9 Structure
IdentificationMore
[Name]

6-OXO-1,4,5,6-TETRAHYDROPYRIDAZIN-3-CARBOXYLIC ACID
[CAS]

27372-38-9
[Synonyms]

6-OXO-1,4,5,6-TETRAHYDROPYRIDAZIN-3-CARBOXYLIC ACID
6-OXO-1,4,5,6-TETRAHYDROPYRIDAZINE-3-CARBOXYLIC ACID
6-OXO-4,5-DIHYDRO-PYRIDAZINE-3-CARBOXYLIC ACID
AKOS BBS-00006915
OTAVA-BB BB7020410149
1,4,5,6-TETRAHYDRO-6-OXOPYRIDAZINE-3-CARBOXYLIC ACID, 97%
[Molecular Formula]

C5H6N2O3
[MDL Number]

MFCD00052030
[Molecular Weight]

142.11
[MOL File]

27372-38-9.mol
Questions And AnswerBack Directory
[Synthesis]

2.2 g of α-ketoglutaric acid was added to a single-necked flask containing 5 mL of water. 9 mL of hydrazine hydrate was slowly added dropwise (3-4 min) with stirring at room temperature. The solution gradually turned pale yellow. After stirring for 30 min, the solution was placed in a refrigerator. After 3 h, it was filtered to obtain 2.07 g of a white powder, with a yield of 98.1%. mp 265 ℃. This powder was used directly in the next reaction.

[Uses]

6-Chlorpyridazine-3-carboxylic acid methyl ester has become an important drug and intermediate for anti-tumor, antibacterial and agricultural pesticide applications due to its chemical and biochemical properties. It is also an important intermediate for the preparation of stearoyl-CoA desaturase to treat obesity.
Chemical PropertiesBack Directory
[Melting point ]

196-198°C
[density ]

1.65±0.1 g/cm3 (20 ºC 760 Torr)
[storage temp. ]

Sealed in dry,Room Temperature
[pka]

-2.06±0.20(Predicted)
[λmax]

257nm(H2O)(lit.)
[CAS DataBase Reference]

27372-38-9(CAS DataBase Reference)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

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 .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
[HazardClass ]

IRRITANT
Spectrum DetailBack Directory
[Spectrum Detail]

6-OXO-1,4,5,6-TETRAHYDROPYRIDAZIN-3-CARBOXYLIC ACID(27372-38-9)1HNMR
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

6-oxo-1,4,5,6-tetrahydropyridazine-3-carboxylic acid(27372-38-9)
[Alfa Aesar]

1,4,5,6-Tetrahydro-6-oxopyridazine-3-carboxylic acid, 97%(27372-38-9)
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