112577

L-(−)-Malic acid

97%, optical purity ee: 99% (GLC)

• 동의어(들): (S)-(−)-2-Hydroxysuccinic acid, L-Hydroxybutanedioic acid
• Linear Formula: HO₂CCH₂CH(OH)CO₂H
• CAS Number: 97-67-6
• Molecular Weight: 134.09
• Beilstein: 1723541
• EC Number: 202-601-5
• MDL number: MFCD00064213
• UNSPSC 코드: 12352106
• PubChem Substance ID: 24847101
• NACRES: NA.22

속성

• Quality Level: 200
• 분석: 97%
• 양식: powder
• 광학 활성: [α]20/D −27°, c = 5.5 in pyridine
• 광학 순도: ee: 99% (GLC)
• mp: 101-103 °C (lit.)
• 작용기: carboxylic acid; hydroxyl
• SMILES string: O[C@@H](CC(O)=O)C(O)=O
• InChI: 1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)/t2-/m0/s1
• InChI key: BJEPYKJPYRNKOW-REOHCLBHSA-N

설명

일반 설명

L-(-)-Malic acid is an organic acid that is commonly found in wine. It plays an important role in wine microbiological stability.

애플리케이션

L-(-)-Malic acid is a selective α-amino protecting reagent for amino acid derivatives. It is also a versatile synthon for the preparation of chiral compounds including κ-opioid receptor agonists, 1α,25-dihydroxyvitamin D₃ analogue, and phoslactomycin B.

안전성 정보

• 픽토그램: GHS07
• 신호어: Warning
• 유해 및 위험 성명서: H315,H319
• 예방조치 성명서: P264 - P280 - P302 + P352 - P305 + P351 + P338 - P332 + P313 - P337 + P313
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: dust mask type N95 (US), Eyeshields, Gloves