Carminic acid

• Catalog No.: 229253
• CAS Number: 1260-17-9
• M. F.: C22H20O13
• M. W.: 492.3864

SYNONYMS

• Title: 胭脂红酸
• IUPAC name: 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]-9,10-dihydroanthracene-2-carboxylic acid
• IUPAC Traditional name: 3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-7-[(2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]anthracene-2-carboxylic acid
• Synonyms: Natural Red 4; 中性红 4

DATABASE IDS

• CAS Number: 1260-17-9
• MDL Number: MFCD00167028
• Color Index Number: 75470
• PubChem SID: 24853740
• EC Number: 215-023-3
• Beilstein Number: 71651

PROPERTIES

• Empirical Formula (Hill Notation): C22H20O13
• Absorption Wavelength: λmax 495 nm
• Optical Rotation: [α]20/D +3.1°, c = 1 in H2O
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• German water hazard class: 2

DETAILS

Description (English)

Packaging
1, 5 g in glass bottle

Description (简体中文)

包装
1, 5 g in glass bottle