Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: DIACETYL-D-(-)-TARTARIC ANHYDRIDE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

70728-23-3

70728-23-3 structure

Name: DIACETYL-D-(-)-TARTARIC ANHYDRIDE
Chemical Name: (-)-Diacetyl-D-tartaric Anhydride
CAS Number: 70728-23-3
Molecular Formula: C₈H₈O₇
Molecular Weight: 216.14500
Create Date: 2018-08-29 11:48:35
Modify Date: 2025-08-26 17:34:00

Name	(-)-Diacetyl-D-tartaric Anhydride
Synonyms	(-)-diacetyl-d-tartaric anhydride

Melting Point	134ºC
Molecular Formula	C₈H₈O₇
Molecular Weight	216.14500
Exact Mass	216.02700
PSA	95.97000

Risk Phrases	36/37/38
Safety Phrases	S26-S36-S37-S39
HS Code	2918300090

147-71-7

75-36-5

~93%

70728-23-3

Literature: Dener; Hart; Ramesh Journal of Organic Chemistry, 1988 , vol. 53, # 26 p. 6022 - 6030

147-71-7

108-24-7

~85%

70728-23-3

Literature: ACTELION PHARMACEUTICALS LTD; ERBECK, Silke; KOBERSTEIN, Ralf; SOI, Antonio; ZISTLER, Andrea Patent: WO2010/64212 A1, 2010 ; Location in patent: Page/Page column 18; 19 ;

Precursor 3
147-71-7 75-36-5 108-24-7
DownStream 1
46834-56-4

HS Code	2918300090
Summary	2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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