Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1H-Pyrazole-3-carboxylicacid,2,5-dihydro-5-oxo-,hydrazide(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

66483-27-0

66483-27-0 structure

Name: 1H-Pyrazole-3-carboxylicacid,2,5-dihydro-5-oxo-,hydrazide(9CI)
Chemical Name: 5-oxo-1,2-dihydropyrazole-3-carbohydrazide
CAS Number: 66483-27-0
Molecular Formula: C₄H₆N₄O₂
Molecular Weight: 142.11600
Create Date: 2016-02-09 09:16:29
Modify Date: 2025-08-29 10:50:23

Name	5-oxo-1,2-dihydropyrazole-3-carbohydrazide
Synonyms	5-oxo-2,5-dihydro-1H-pyrazole-3-carboxylic acid hydrazide 5-Oxo-2,5-dihydro-1H-pyrazol-3-carbonsaeure-hydrazid

Molecular Formula	C₄H₆N₄O₂
Molecular Weight	142.11600
Exact Mass	142.04900
PSA	103.77000

HS Code	2933199090

40711-33-9

66483-27-0

Literature: v.Rothenburg Journal fuer Praktische Chemie (Leipzig), 1895 , vol. <2>51, p. 55

108-56-5

66483-27-0

Literature: v.Rothenburg Chemische Berichte, 1892 , vol. 25, p. 3444 Full Text Show Details v.Rothenburg Journal fuer Praktische Chemie (Leipzig), 1895 , vol. <2>51, p. 55

763-51-9

66483-27-0

Literature: Curtius; Gockel Journal fuer Praktische Chemie (Leipzig), 1911 , vol. <2>83, p. 294

762-21-0

66483-27-0

Literature: v.Rothenburg Chemische Berichte, 1893 , vol. 26, p. 1720

Precursor 4
40711-33-9 108-56-5 763-51-9 762-21-0
DownStream 0

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%

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