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L(+)-Tartaric Acid#87-69-4

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Chemical Name： L(+)-Tartaric Acid

CAS No.:87-69-4

Molecular Formula：C4H6O6

Sample: Available

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Product Details

L(+)-Tartaric Acid#87-69-4

Tartaric acid occurs as colorless monoclinic crystals, or a white or almost white crystalline powder. It is odorless, with an extremely tart taste. L-(+)-Tartaric Acid is a naturally occurring chemical compound found in berries, grapes and various wines. It provides antioxidant properties and contributes to the sour taste within these products.

L(+)-Tartaric acid#87-69-4

L(+)-Tartaric acid Ch

emical Properties

Melting point	170-172 °C(lit.)
alpha	12 º (c=20, H2O)
Boiling point	191.59°C (rough estimate)
bulk density	1000kg/m3
density	1.76
vapor density	5.18 (vs air)
vapor pressure	<5 Pa (20 °C)
FEMA	3044 \| TARTARIC ACID (D-, L-, DL-, MESO-)
refractive index	12.5 ° (C=5, H2O)
Fp	210 °C
storage temp.	Store at +5°C to +30°C.
solubility	H2O: soluble1M at 20°C, clear, colorless
form	Solid
pka	2.98, 4.34(at 25℃)
color	White or colorless
Odor	at 100.00 %. odorless
PH	3.18(1 mM solution);2.55(10 mM solution);2.01(100 mM solution);
biological source	Vitis vinifera
Odor Type	odorless
Optical Rotation	[α]20/D +13.5±0.5°, c = 10% in H2O
Water Solubility	1390 g/L (20 ºC)
Merck	14,9070
JECFA Number	621
BRN	1725147
Dielectric constant	35.9（-10℃）
Stability:	Stable. Incompatible with oxidizing agents, bases, reducing agents. Combustible.
InChIKey	FEWJPZIEWOKRBE-JCYAYHJZSA-N
LogP	-1.43
CAS DataBase Reference	87-69-4(CAS DataBase Reference)
NIST Chemistry Reference	Butanedioic acid, 2,3-dihydroxy- [r-(r,r)]-(87-69-4)
EPA Substance Registry System	Tartaric acid (87-69-4)

Product Usage

In the soft drink industry, confectionery products, bakery products, gelatin desserts, as an acidulant. In photography, tanning, ceramics, manufacture of tartrates. The common commercial esters are the diethyl and dibutyl derivatives used for lacquers and in textile printing. Pharmaceutic aid (buffering agent).

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