27506

L-(+)-Tartaric acid

puriss., meets analytical specification of Ph. Eur., NF, 99.7-100.5% (calc. to the dried substance), powder

• Synonim(y): (2R,3R)-(+)-Tartaric acid, L-Threaric acid
• Wzór liniowy: HO₂CCH(OH)CH(OH)CO₂H
• Numer CAS: 87-69-4
• Masa cząsteczkowa: 150.09
• UNSPSC Code: 12352106
• NACRES: NA.25
• PubChem Substance ID: 57648257
• EC Number: 201-766-0
• Beilstein/REAXYS Number: 1725147
• MDL number: MFCD00064207
• Assay: 99.7-100.5% (calc. to the dried substance)
• Form: powder

Właściwości

• vapor density: 5.18 (vs air)
• Quality Segment: 200
• grade: puriss.
• assay: 99.7-100.5% (calc. to the dried substance)
• form: powder
• optical activity: [α]20/D +12.0 to +12.8°, c = 20% in H₂O
• autoignition temp.: 797 °F
• quality: meets analytical specification of Ph. Eur., NF
• impurities: organic volatile impurities, complies (GC), residual solvents, complies, ≤0.001% heavy metals (as Pb)
• ign. residue: ≤0.05% (as SO₄)
• loss: ≤0.2% loss on drying, 105 °C
• mp: 168-170 °C, 170-172 °C (lit.)
• solubility: water: soluble 150 g/L at 20 °C
• anion traces: chloride (Cl^-): ≤100 mg/kg, oxalate (C₂O₄^2-): in accordance, oxalate (as oxalic acid): ≤100 mg/kg, sulfate (SO₄^2-): ≤100 mg/kg
• cation traces: As: ≤2 mg/kg, Ca: ≤200 mg/kg, Cu: ≤10 mg/kg, Hg: ≤1 mg/kg, Pb: ≤2 mg/kg, Zn: ≤10 mg/kg
• suitability: complies for appearance of solution
• application(s): pharmaceutical (small molecule)
• SMILES string: O[C@H]([C@@H](O)C(O)=O)C(O)=O
• InChI: 1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)/t1-,2-/m1/s1
• InChI key: FEWJPZIEWOKRBE-JCYAYHJZSA-N

Opis

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Informacja o środkach bezpieczeństwa

• pictograms: GHS05
• signalword: Danger
• hcodes: H318
• pcodes: P280 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1
• Klasa składowania: 11 - Combustible Solids
• wgk: WGK 1
• flash_point_f: 302.0 °F - closed cup
• flash_point_c: 150 °C - closed cup
• ppe: dust mask type N95 (US), Eyeshields, Gloves