Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1H-Pyrazole-3-carboxylicacid, 4,5-dihydro-5-oxo-, ethyl ester
Price:
Purity: 95.0%
Stocking Period: 10 Day
Contact: Huang

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 1H-Pyrazole-3-carboxylicacid, 4,5-dihydro-5-oxo-, ethyl ester
Price: ￥436.0/250mg ￥3726.0/5g ￥1036.0/1g
Purity: 95.0%
Stocking Period: 1 Day
Contact: Liu jia

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1H-Pyrazole-3-carboxylicacid, 4,5-dihydro-5-oxo-, ethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

58607-90-2

58607-90-2 structure

58607-90-2 structure

Name: 1H-Pyrazole-3-carboxylicacid, 4,5-dihydro-5-oxo-, ethyl ester
Chemical Name: ethyl 5-oxo-1,4-dihydropyrazole-3-carboxylate
CAS Number: 58607-90-2
Molecular Formula: C₆H₈N₂O₃
Molecular Weight: 156.139
Create Date: 2019-01-18 05:42:23
Modify Date: 2024-01-21 08:42:15

Name	ethyl 5-oxo-1,4-dihydropyrazole-3-carboxylate
Synonyms	5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid ethyl ester ethyl 4,5-dihydro-5-oxo-1H-pyrazole-3-carboxylate Ethyl 5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylate 5-oxo-2-pyrazoline-3-carboxylic acid,ethyl ester 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-, ethyl ester ethyl pyrazol-5-one-3-carboxylate HMS3089L10 3-(carboethoxy)-2-pyrazolin-5-one

Density	1.4±0.1 g/cm3
Molecular Formula	C₆H₈N₂O₃
Molecular Weight	156.139
Exact Mass	156.053497
PSA	68.09000
LogP	-0.48
Index of Refraction	1.580

HS Code	2933199090

108-56-5 structure

108-56-5

~70%

58607-90-2 structure

58607-90-2

Literature: Kosower, Edward M.; Faust, Dov; Ben-Shoshan, Marcia; Goldberg, Israel Journal of Organic Chemistry, 1982 , vol. 47, # 2 p. 214 - 221

Precursor 1
108-56-5
DownStream 1
71173-77-8

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%