(R)-6-Methoxy-2,5,7,8-tetramethylchromane-2-carboxylic acid

• Catalog No.: 93509
• CAS Number: 139658-04-1
• M. F.: C15H20O4
• M. W.: 264.3169
• Purity: ≥99.0% (sum of enantiomers, HPLC)

SYNONYMS

• Title: (R)-6-甲氧基-2,5,7,8-四甲基色烷-2-羧酸
• IUPAC name: (2R)-6-methoxy-2,5,7,8-tetramethyl-3,4-dihydro-2H-1-benzopyran-2-carboxylic acid
• IUPAC Traditional name: (2R)-6-methoxy-2,5,7,8-tetramethyl-3,4-dihydro-1-benzopyran-2-carboxylic acid

DATABASE IDS

• MDL Number: MFCD00467221
• Beilstein Number: 5481541
• CAS Number: 139658-04-1
• PubChem SID: 24889900

PROPERTIES

• Empirical Formula (Hill Notation): C15H20O4
• Grade: for chiral derivatization
• Optical Purity: enantiomeric ratio: ≥99.5:0.5 (HPLC)
• Purity: ≥99.0% (sum of enantiomers, HPLC)
• Purity: ≥99.0%
• Melting Point: 149-155 °C
• Optical Rotation: [α]20/D +69±2°, c = 1% in ethanol
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 3