1.00804
L(+)-Tartaric acid
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
別名:
L(+)-Tartaric acid, 2,3-Dihydroxybutanedioic acid
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この商品について
grade
ACS reagent
Quality Segment
agency
reag. ISO, reag. Ph. Eur., suitable for EPA 200.7, suitable for EPA 200.8
vapor pressure
<5 Pa ( 20 °C)
product line
EMSURE®
assay
≥99.5-101.0% dry basis (alkalimetric)
form
solid
autoignition temp.
425 °C
impurities
≤10 ppm Phosphate (PO4), ≤100 ppm Sulfated ash, ≤20 ppm Total sulfur (as SO4), ≤350 ppm Oxalic acid, ≤5 ppm Chloride (Cl), ≤50 ppm Insoluble matter, ≤50 ppm Sulfate (SO4)
loss
≤ 0.2% loss on drying, 105°C
pH
1.6 (25 °C, 100 g/L in H2O)
mp
168-170 °C
transition temp
flash point 210 °C
solubility
water: 1390 g/L at 20 °C
density
1.76 g/cm3 at 20 °C
bulk density
1000 kg/m3
cation traces
Ca: ≤20 ppm, Cu: ≤5 ppm, Fe: ≤5 ppm, Pb: ≤5 ppm, heavy metals (as Pb): ≤5 ppm
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
Application
- Binary Mixtures of Meloxicam and L-Tartaric Acid for Oral Bioavailability Modulation of Pharmaceutical Dosage Forms.: This study explores the use of L(+)-tartaric acid in binary mixtures to enhance the oral bioavailability of meloxicam, suggesting potential applications in developing more effective pharmaceutical formulations (Macasoi et al., 2024).
- Hyper-Raman spectroscopy of biomolecules.: This research employs Hyper-Raman spectroscopy, an analytical technique enhanced by L(+)-tartaric acid, to provide insights into the structural dynamics of biomolecules, showcasing its utility in complex biological systems (Marble et al., 2024).
- Novel multi-component crystals of berberine with improved pharmaceutical properties.: This study highlights the use of L(+)-tartaric acid in the development of novel multi-component crystals, potentially leading to pharmaceuticals with enhanced efficacy and stability (Zhang et al., 2023).
- Deep Eutectic Solvent (DES)-Mediated One-Pot Multicomponent Green Approach for Naphthalimide-Centered Acridine-1,8-dione Derivatives and Their Photophysical Properties.: Research demonstrates the synthesis of complex organic compounds using L(+)-tartaric acid as a component of a deep eutectic solvent, highlighting its role in green chemistry (Rather et al., 2022).
Analysis Note
Assay (alkalimetric, calculated on dried substance): 99.5 - 101.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 50 ppm
Spec. rotation [α²0/D (20 %; water calculated on dried substance): 12.0 - 12.8 °
Chloride (Cl): ≤ 5 ppm
Phosphate (PO₄): ≤ 10 ppm
Sulfate (SO₄): ≤ 50 ppm
Heavy metals (as Pb): ≤ 5 ppm
Total sulfur (as SO₄): ≤ 20 ppm
Ca (Calcium): ≤ 20 ppm
Cu (Copper): ≤ 5 ppm
Fe (Iron): ≤ 5 ppm
Pb (Lead): ≤ 5 ppm
Oxalate (C₂O₄): passes test
Oxalic acid: ≤ 350 ppm
Sulfated ash: ≤ 100 ppm
Loss on Drying (105°C): ≤ 0.2 %
Corresponds to ACS,ISO,Reag. Ph Eur
Other Notes
Legal Information
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signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1
保管分類
11 - Combustible Solids
wgk
WGK 1
flash_point_f
302.0 °F - closed cup
flash_point_c
150 °C - closed cup
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