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(-)-Diacetyl-L-tartaric acid

(-)-Diacetyl-L-tartaric acid structure

CAS No.: 51591-38-9

Chemical Name:: (-)-Diacetyl-L-tartaric acid

Synonyms: L-(–)-Diacetyl tartaric acid;Einecs 257-303-8;Diacetyltartaricacid;(R,R)-DIACETYLTARTARIC ACID;(-)-Diacetyl-L-tartaric acid;(-)-Di-O-acetyl-L-tartaric acid;(-)-Diacetyl-L-tartaric Acid >(+)-L-Tartaric acid 2,3-diacetate;(-)-DIACETYL-L-TARTARIC ACID 98+%;(2R,3R)-2,3-Diacetoxysuccinic acid

CBNumber:: CB5120969

Molecular Formula:: C8H10O8

Molecular Weight:: 234.16

MDL Number:: MFCD00070579

MOL File:: 51591-38-9.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:53:02

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(-)-Diacetyl-L-tartaric acid Properties

Melting point	120°C
Boiling point	398.9±42.0 °C(Predicted)
alpha	-24.0 to -26.0 deg(C=10, Aceton)
Density	1.486±0.06 g/cm3(Predicted)
refractive index	-25 ° (C=10, Acetone)
storage temp.	Inert atmosphere,Room Temperature
solubility	almost transparency in Acetone
pka	2.12±0.25(Predicted)
form	powder to crystal
color	White to Almost white
InChI	InChI=1S/C8H10O8/c1-3(9)15-5(7(11)12)6(8(13)14)16-4(2)10/h5-6H,1-2H3,(H,11,12)(H,13,14)/t5-,6-/m1/s1
InChIKey	DNISEZBAYYIQFB-PHDIDXHHSA-N
SMILES	C(O)(=O)[C@H](OC(C)=O)[C@@H](OC(C)=O)C(O)=O
FDA UNII	HSJ8N03NO1

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319

Precautionary statements

P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313

Risk Statements

36/37/38

Safety Statements

26-36/37/39

HS Code

2918.13.5000

NFPA 704

	0
1		0

(-)-Diacetyl-L-tartaric acid price More Price(22)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	D1386	(-)-Diacetyl-L-tartaric Acid >98.0%(T)	51591-38-9	25g	$170	2026-04-30	Buy
Usbiological	274511	(-)-Diacetyl-L-tartaric Acid Asreported	51591-38-9	10g	$330	2026-06-03	Buy
Usbiological	274511	(-)-Diacetyl-L-tartaric Acid Asreported	51591-38-9	25g	$483	2026-06-03	Buy
Usbiological	274511	(-)-Diacetyl-L-tartaric Acid Asreported	51591-38-9	50g	$668	2026-06-03	Buy
Usbiological	274511	(-)-Diacetyl-L-tartaric Acid Asreported	51591-38-9	100g	$934	2026-06-03	Buy

Product number	Packaging	Price	Buy
D1386	25g	$170	Buy
274511	10g	$330	Buy
274511	25g	$483	Buy
274511	50g	$668	Buy
274511	100g	$934	Buy

(-)-Diacetyl-L-tartaric acid Chemical Properties, Uses, Production

Uses

(-)-Diacetyl-L-tartaric Acid is a derivative of L-Tartaric Acid (T007630), which is a naturally occurring chemical compound found in berries, grapes and various wines, and provides antioxidant properties and contributes to the sour taste within these products. (-)-Diacetyl-L-tartaric Acid has been studied in relation to wheat, dough additives and properties as an emulsifier.

(-)-Diacetyl-L-tartaric acid Preparation Products And Raw materials

Raw materials

Preparation Products

(-)-Diacetyl-L-tartaric acid Suppliers

Global Suppliers ( 56)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Shanghai Longsheng chemical Co.,Ltd.	58099637 13585536065	sales@shlschem.com	China	9880	59
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Daicel Chiral Technologies (China)CO.,LTD	021-50460086-9 15921403865	han_yajun@dctc.daicel.com	China	7909	65
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	025-66113011 13913916777	cfzhang@aikonchem.com	China	19902	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23654	75

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Shanghai Longsheng chemical Co.,Ltd.	59
Shanghai Hanhong Scientific Co.,Ltd.	64
Daicel Chiral Technologies (China)CO.,LTD	65
Maya High Purity Chemicals	57
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.	55
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75

(-)-Diacetyl-L-tartaric acid Spectrum

(-)-DIACETYL-L-TARTARIC ACID(51591-38-9)MS (-)-DIACETYL-L-TARTARIC ACID(51591-38-9)¹³CNMR (-)-DIACETYL-L-TARTARIC ACID(51591-38-9)IR1 (-)-DIACETYL-L-TARTARIC ACID(51591-38-9)IR2

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(R,R)-DIACETYLTARTARIC ACID Diacetyltartaricacid [R(R*,R*)]-2,3-bis(acetoxy)succinic acid (-)-DIACETYL-L-TARTARIC ACID 98+% (-)-2-O,3-O-Diacetyl-L-tartaric acid (-)-Di-O-acetyl-L-tartaric acid (+)-L-Tartaric acid 2,3-diacetate (2R,3R)-2,3-Bis(acetyloxy)butanedioic acid (2R,3R)-2,3-Diacetoxysuccinic acid [2R,3R,(-)]-2,3-Di(acetyloxy)butanedioic acid Einecs 257-303-8 (-)-Diacetyl-L-tartaric Acid (2R,3R)-2,3-Bis(acetyloxy)butanedioic Acid,99%e.e. (-)-Diacetyl-L-tartaric Acid > Butanedioic acid, 2,3-bis(acetyloxy)-, (2R,3R)- L-(–)-Diacetyl tartaric acid (-)-Diacetyl-L-tartaric acid 51591-38-9 Chiral Building Blocks Carboxylic Acids (Chiral) Optical Resolution for Resolution of Bases Synthetic Organic Chemistry Carboxylic Acids (Chiral) Chiral Building Blocks for Resolution of Bases Optical Resolution