Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Ethyl 5-hydroxy-1H-pyrazole-3-carboxylate
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Ethyl 5-oxo-4,5-dihydro-1H-pyrazole-3-carboxylate
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

85230-37-1

85230-37-1 structure

85230-37-1 structure

Name: Ethyl 5-hydroxy-1H-pyrazole-3-carboxylate
Chemical Name: Ethyl 5-hydroxy-1H-pyrazole-3-carboxylate
CAS Number: 85230-37-1
Molecular Formula: C₆H₈N₂O₃
Molecular Weight: 156.139
Create Date: 2018-12-11 08:24:04
Modify Date: 2025-08-25 14:16:37

Name	Ethyl 5-hydroxy-1H-pyrazole-3-carboxylate
Synonyms	Ethyl 5-hydroxy-1H-pyrazole-3-carboxylate 1H-Pyrazole-3-carboxylic acid, 5-hydroxy-, ethyl ester Ethyl 5-Oxo-4,5-dihydro-1H-pyrazole-3-carboxylate

Density	1.4±0.1 g/cm3
Boiling Point	400.1±25.0 °C at 760 mmHg
Molecular Formula	C₆H₈N₂O₃
Molecular Weight	156.139
Flash Point	195.8±23.2 °C
Exact Mass	156.053497
PSA	67.76000
LogP	0.99
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.565
Storage condition	2-8°C

HS Code	2933199090

2644-70-4 structure

2644-70-4

88330-76-1 structure

88330-76-1

~91%

85230-37-1 structure

85230-37-1

Literature: F. HOFFMANN-LA ROCHE AG Patent: WO2004/74257 A1, 2004 ; Location in patent: Page 26; 37; 38 ; WO 2004/074257 A1

40876-98-0 structure

40876-98-0

~70%

85230-37-1 structure

85230-37-1

Literature: Ochi; Miyasaka Chemical and Pharmaceutical Bulletin, 1983 , vol. 31, # 4 p. 1228 - 1234

64-17-5 structure

64-17-5

687-00-3 structure

687-00-3

~72%

85230-37-1 structure

85230-37-1

Literature: Martins, Marcos A. P.; Pereira, Claudio M. P.; Zimmermann, Nilo E. K.; Moura, Sidnei; Sinhorin, Adilson P.; Cunico, Wilson; Zanatta, Nilo; Bonacorso, Helio G.; Flores, Alex C. F. Synthesis, 2003 , # 15 p. 2353 - 2357

64-17-5 structure

64-17-5

3702-98-5 structure

3702-98-5

~73%

85230-37-1 structure

85230-37-1

Literature: Martins, Marcos A. P.; Pereira, Claudio M. P.; Zimmermann, Nilo E. K.; Moura, Sidnei; Sinhorin, Adilson P.; Cunico, Wilson; Zanatta, Nilo; Bonacorso, Helio G.; Flores, Alex C. F. Synthesis, 2003 , # 15 p. 2353 - 2357

Precursor 6
2644-70-4 88330-76-1 40876-98-0 64-17-5
687-00-3 3702-98-5
DownStream 1
153597-59-2

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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