Substance
ID:368762
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
Physical Property
Melting Point
170-172 °C(lit.)
168-170 °C
Flash Point
302 °F
150 °C
Optical Rotation
[α]20/D +12.0 to +12.8°, c = 20% in H2O
Vapor Density
5.18 (vs air)
Apperance
powder
Auto Ignition Point
797 °F
Safety Information
RTECS
WW7875000
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
GHS Precautionary statements
P261-P305+P351+P338
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
German water hazard class
3
GHS Signal Word
Warning
GHS Hazard statements
H315-H319-H335
European Hazard Symbols
Irritant (Xi)MSDS Link
Risk Statements
36/37/38
Safety Statements
26
Product Information
Cation Traces
Ca: ≤200 mg/kg
Cu: ≤10 mg/kg
Zn: ≤10 mg/kg
As: ≤2 mg/kg
Hg: ≤1 mg/kg
Pb: ≤2 mg/kg
Impurities
residual solvents, complies
organic volatile impurities, complies (GC)
≤0.001% heavy metals (as Pb)
Purity
99.7-100.5% (calc. to the dried substance)
Suitability
complies for appearance of solution
Linear Formula
HO2CCH(OH)CH(OH)CO2H
Quality
meets analytical specification of Ph. Eur., BP, NF, FCC, E334
Grade
puriss.
Ignition Residue
≤0.05% (as SO4)
Antion Traces
oxalate (C2O42-): in accordance
oxalate (as oxalic acid): ≤100 mg/kg
sulfate (SO42-): ≤100 mg/kg
chloride (Cl-): ≤100 mg/kg
Loss on Drying
≤0.2% loss on drying, 105 °C
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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