Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1H-Pyrazol-5-ol,4-amino-1-ethyl-(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

198885-81-3

198885-81-3 structure

198885-81-3 structure

Name: 1H-Pyrazol-5-ol,4-amino-1-ethyl-(9CI)
Chemical Name: 4-Amino-1-ethyl-1H-pyrazol-5-ol
CAS Number: 198885-81-3
Molecular Formula: C₅H₉N₃O
Molecular Weight: 127.145
Create Date: 2021-09-12 01:26:28
Modify Date: 2025-10-19 07:42:00

Names
Properties

Name	4-Amino-1-ethyl-1H-pyrazol-5-ol
Synonyms	1H-Pyrazol-5-ol, 4-amino-1-ethyl- 4-Amino-1-ethyl-1H-pyrazol-5-ol

Density	1.4±0.1 g/cm3
Boiling Point	288.9±25.0 °C at 760 mmHg
Molecular Formula	C₅H₉N₃O
Molecular Weight	127.145
Flash Point	128.5±23.2 °C
Exact Mass	127.074562
LogP	0.03
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.619

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