8.43377

DL-Tartaric acid

for synthesis

• Synonym(s): DL-Tartaric acid
• Empirical Formula (Hill Notation): C₄H₆O₆
• CAS Number: 133-37-9
• Molecular Weight: 150.09
• MDL number: MFCD00071626
• UNSPSC Code: 12352101
• EC Index Number: 205-105-7
• NACRES: NA.22

Properties

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥99.0% (acidimetric)
• form: solid
• autoignition temp.: 425 °C
• pH: 1.6 (25 °C, 100 g/L in H₂O)
• mp: 198-204 °C
• transition temp: flash point 210 °C
• solubility: 215 g/L
• storage temp.: 2-30°C
• SMILES string: [O-]C(=O)C(O)C(O)C(=O)[O-].[H+].[H+]
• InChI: 1S/C4H6O6/c5-1(3(7)8)2(6)4(9)10/h1-2,5-6H,(H,7,8)(H,9,10)
• InChI key: FEWJPZIEWOKRBE-UHFFFAOYSA-N

Description

Analysis Note

Assay (acidimetric): ≥ 99.0 %
Melting range (lower value): ≥ 198 °C
Melting range (upper value): ≤ 204 °C
Identity (IR): passes test

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H318
• Precautionary Statements: P280 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): 410.0 °F - closed cup
• Flash Point(C): 210 °C - closed cup