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: 3-Pyrazolidinone,4-hydroxy-2,5-dimethyl-,(4R,5S)-(9CI)
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

213621-65-9

213621-65-9 structure

213621-65-9 structure

Name: 3-Pyrazolidinone,4-hydroxy-2,5-dimethyl-,(4R,5S)-(9CI)
Chemical Name: (4R,5S)-4-Hydroxy-2,5-dimethyl-3-pyrazolidinone
CAS Number: 213621-65-9
Molecular Formula: C₅H₁₀N₂O₂
Molecular Weight: 130.14500
Create Date: 2018-01-17 04:56:28
Modify Date: 2025-08-31 15:27:19

Names
Properties

Name	(4R,5S)-4-Hydroxy-2,5-dimethyl-3-pyrazolidinone
Synonyms	3-Pyrazolidinone, 4-hydroxy-2,5-dimethyl-, (4R,5S)- (4R,5S)-4-Hydroxy-2,5-dimethyl-3-pyrazolidinone

Density	1.2±0.1 g/cm3
Boiling Point	220.6±50.0 °C at 760 mmHg
Molecular Formula	C₅H₁₀N₂O₂
Molecular Weight	130.14500
Flash Point	87.2±30.1 °C
Exact Mass	130.07400
PSA	52.57000
LogP	-1.97
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.495

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