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: Butanedioic acid, difluorooxo-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
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2991-85-7

2991-85-7 structure

2991-85-7 structure

Name: Butanedioic acid, difluorooxo-
Chemical Name: 2,2-difluoro-3-oxobutanedioic acid
CAS Number: 2991-85-7
Molecular Formula: C₄H₂F₂O₅
Molecular Weight: 168.05200
Create Date: 2016-02-06 08:54:07
Modify Date: 2025-08-24 22:06:50

Name	2,2-difluoro-3-oxobutanedioic acid
Synonyms	2-Difluor-3-oxo-bernsteinsaeure difluoro-oxaloacetate Difluoroxalessigsaeure Butanedioic acid,difluorooxo Difluoro-oxalacetat difluorooxalacetic acid

Density	1.829g/cm3
Boiling Point	279.5ºC at 760 mmHg
Molecular Formula	C₄H₂F₂O₅
Molecular Weight	168.05200
Flash Point	122.9ºC
Exact Mass	167.98700
PSA	91.67000
Vapour Pressure	0.00107mmHg at 25°C
Index of Refraction	1.436

684-46-8 structure

684-46-8

~88%

2991-85-7 structure

2991-85-7

Literature: Alberg, David G.; Lauhon, Charles T.; Nyfeler, Robert; Faessler, Alex; Bartlett, Paul A. Journal of the American Chemical Society, 1992 , vol. 114, # 9 p. 3535 - 3546

64336-61-4 structure

64336-61-4

~%

2991-85-7 structure

2991-85-7

Literature: Hamman, S.; Salon, M. C.; Beguin, C. C. Journal of Fluorine Chemistry, 1980 , vol. 16, p. 537

Precursor 2
684-46-8 64336-61-4
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