Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Purity: 98.0%
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1914-78-9

1914-78-9 structure

1914-78-9 structure

Name: ethyl 5-oxo-1-phenyl-4-phenyldiazenyl-4H-pyrazole-3-carboxylate
Chemical Name: ethyl 5-oxo-1-phenyl-4-phenyldiazenyl-4H-pyrazole-3-carboxylate
CAS Number: 1914-78-9
Molecular Formula: C₁₈H₁₆N₄O₃
Molecular Weight: 336.34500
Create Date: 2017-12-04 23:53:17
Modify Date: 2025-08-25 18:56:45

Names
Properties

Name	ethyl 5-oxo-1-phenyl-4-phenyldiazenyl-4H-pyrazole-3-carboxylate
Synonyms	5-oxo-1-phenyl-4-phenylhydrazono-4,5-dihydro-1H-pyrazole-3-carboxylic acid ethyl ester 1H-Pyrazole-3-carboxylic acid,4,5-dihydro-5-oxo-1-phenyl-4-(phenylazo)-,ethyl ester Ethyl 5-oxo-1-phenyl-4-phenylazo-2-pyrazoline-3-carboxylate 1H-Pyrazole-3-carboxylic acid,4,5-dihydro-5-oxo-1-phenyl-4-(2-phenyldiazenyl)-,ethyl ester Ethyl 5-oxo-1-phenyl-4-[(E)-phenyldiazenyl]-4,5-dihydro-1H-pyrazole-3-carboxylate

Density	1.28g/cm3
Boiling Point	461.9ºC at 760 mmHg
Molecular Formula	C₁₈H₁₆N₄O₃
Molecular Weight	336.34500
Flash Point	233.2ºC
Exact Mass	336.12200
PSA	83.69000
LogP	2.60540
Vapour Pressure	1.03E-08mmHg at 25°C
Index of Refraction	1.635

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