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

51591-38-9

51591-38-9 structure

Name: (-)-Diacetyl-L-tartaric acid
Chemical Name: (-)-diacetyl-l-tartaric acid
CAS Number: 51591-38-9
Molecular Formula: C₈H₁₀O₈
Molecular Weight: 234.160
Create Date: 2018-03-17 08:00:00
Modify Date: 2025-08-22 18:09:46

Name	(-)-diacetyl-l-tartaric acid
Synonyms	Butanedioic acid, 2,3-bis(acetyloxy)- Di-O-acetyl-Lg-weinsaeure diacetylketene N,S-acetal EINECS 257-303-8 diacetyl-L-tartaric acid (-)-Diacetyl-L-tartaric Acid 2,3-Diacetoxysuccinic acid

Density	1.5±0.1 g/cm3
Boiling Point	398.9±42.0 °C at 760 mmHg
Melting Point	120ºC
Molecular Formula	C₈H₁₀O₈
Molecular Weight	234.160
Flash Point	159.4±21.4 °C
Exact Mass	234.037567
PSA	127.20000
LogP	1.28
Vapour Pressure	0.0±2.0 mmHg at 25°C
Index of Refraction	1.492

Risk Phrases	36/37/38
Safety Phrases	26-36/37/39
HS Code	2918990090

87-69-4

~84%

51591-38-9

Literature: Pecanha, Emerson Poley; Figueiredo, Luciana J.O.; Bongertz, Vera; Antunes, Octavio Augusto Ceva; Tanuri, Amilcar; Brindeiro, Rodrigo de Moraes Patent: US2003/158152 A1, 2003 ;

87-69-4

75-36-5

51591-38-9

Literature: Pilz Jahresbericht ueber die Fortschritte der Chemie und Verwandter Theile Anderer Wissenschaften, 1861 , p. 368 Full Text Show Details Perkin Justus Liebigs Annalen der Chemie, 1867 , vol. Suppl.5, p. 287

7732-18-5

122376-19-6

51591-38-9

Literature: Austin; Park Journal of the Chemical Society, 1925 , vol. 127, p. 1931

Precursor 4
87-69-4 75-36-5 7732-18-5 122376-19-6
DownStream 3
141-78-6 87-69-4 117384-45-9

HS Code	2918990090
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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