251380
Sigma-Aldrich

L-(+)-Tartaric acid

ACS reagent, ≥99.5%

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Synonym

(2R,3R)-(+)-Tartaric acid

L-Threaric acid

Molecular Formula

HO₂CCH(OH)CH(OH)CO₂H

Molecular Weight

150.09

CAS Number

87-69-4

Beilstein Registry Number

1725147

MDL number

MFCD00064207

PubChem Substance ID

24855129

EG/EC Number

201-766-0

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Descriptions

Packaging

100, 500 g in poly btl

2.5 kg in poly btl

5 g in glass btl

Application

Chiral building block for natural products.¹ Also forms a Diels-Alder catalyst with TiCl₂(O-i-Pr)₂.²

Properties

grade

ACS reagent

vapor density

5.18 (vs air)

assay

≥99.5%

optical activity

[α]20/D +12.4°, c = 20 in H₂O

optical purity

ee: 99% (GLC)

autoignition temp.

797 °F

total impurities

≤0.002% S compounds

≤0.005% insolubles

ign. residue

≤0.02%

170-172 °C(lit.)

anion traces

chloride (Cl^-): ≤0.001%

oxalate (C₂O₄^2-): Passes test

phosphate (PO₄^-): ≤0.001%

cation traces

Fe: ≤5 ppm

heavy metals (as Pb): ≤5 ppm

References

Cited Reference

1. Chem. Lett. (Jpn), 1967, (1986)

2. Chem. Lett. (Jpn), 2409, (1987)

Merck

Merck 13,9158

Beilstein

Beil. 3,IV,1219

Fieser

Fieser 16,312

reference

Aldrich MSDS 1, 1634:B / Arctander, 2872 / Corp MSDS 1 (2), 3213:B / FT-IR 2 (1), 812:B / FT-IR 1 (1), 523:C / FT-IR 1 (1), 523:D / FT-NMR 1 (1), 813:B / Fenaroli, 733 / IR-Spectra (3), 306:F / IR-Spectra (2), 276:D / NMR-Reference 2 (1), 457:D / RegBook 72 (1), 569:E / RegBook 1 (1), 569:E / Sax 6, 2498 / Sigma FT-IR 1 (2), 899:A / Structure Index 1, 81:C:5

Safety

Hazard Codes

Risk Statements

36/37/38

Safety Statements

WGK Germany

RTECS

WW7875000

Flash Point(F)

302 °F

Flash Point(C)

150 °C

Related Categories

... Routine Reagents > ACS Grade

... Organic Building Blocks > Carboxylic Acids

... Biochemicals and Reagents > Chelators

... Chiral Resolution Reagents > Chiral Resolving Reagents

MSDS

Specification Sheet

Certificate of Analysis

Certificate of Origin

More Information