Substance
ID:368932
Names and Identifiers
IUPAC name
(2R,3R)-2,3-dihydroxybutanedioic acid
Synonyms
L-Threaric acid(2R,3R)-(+)-Tartaric acid(2R,3R)-(+)-酒石酸L-(+)-酒石酸左旋酒石酸L-(+)-Tartaric acid
IUPAC Traditional name
L(+)-tartaric acid
Registration numbers
EC Number
CAS Number
Beilstein Number
MDL Number
PubChem SID
Properties
Product Information
Antion Traces
sulfate (SO42-): ≤150 mg/kg
chloride (Cl-): ≤5 mg/kg
oxalate (C2O42-): in accordance
phosphate (PO43-): ≤10 mg/kg
Ignition Residue
≤0.01% (as SO4)
Cation Traces
Ca: ≤20 mg/kg
Cu: ≤5 mg/kg
Pb: ≤2 mg/kg
Fe: ≤5 mg/kg
Zn: ≤5 mg/kg
Suitability
complies for appearance of solution
Grade
puriss. p.a.
Purity
99.5-101.0% (calc. to the dried substance)
Impurities
≤0.0005% heavy metals (as Pb)
≤0.02% oxalic acid
Linear Formula
HO2CCH(OH)CH(OH)CO2H
Loss on Drying
≤0.1% loss on drying, 105 °C
Physical Property
Auto Ignition Point
797 °F
Melting Point
170-172 °C(lit.)
Optical Rotation
[α]20/D +12.0 to +12.8°, c = 20% in H2O
Flash Point
150 °C
302 °F
Vapor Density
5.18 (vs air)
Safety Information
GHS Precautionary statements
P261-P305+P351+P338
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
MSDS Link
RTECS
WW7875000
GHS Hazard statements
H315-H319-H335
European Hazard Symbols
Irritant (Xi)Safety Statements
26
German water hazard class
3
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Risk Statements
36/37/38
GHS Signal Word
Warning
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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