1109-11-1

Basic information

• Product Name: ETHYL BETA-APO-8'-CAROTENOATE (TRANS)
• Synonyms: ethyl8’-apo-?;ethyl8’-apo-?caroten-8’-oate;ethylbeta-apo-8’-carotenoate(trans);ethyl 8'-apo-beta-caroten-8'-oate;CI 40825;2,4,6,8,10,12,14,16-Heptadecaoctaenoic acid, 2,6,11,15-tetramethyl-17-(2,6,6-trimethyl-1-cyclohexen-1-yl)-, ethyl ester, (2E,4E,6E,8E,10E,12E,14E,16E)-;B-Apo-8-carotenoic acid ethyl ester;all-trans-Carophyll yellow, Ethyl 8μ-apo-β,ω-caroten-8μ-oate
• CAS NO: 1109-11-1
• Molecular Formula: C₃₂H₄₄O₂
• Molecular Weight: 460.698
• EINECS: 214-173-7
• Mol File: 1109-11-1.mol
• Article Data: 1

Chemical Properties

• Melting Point: 134-136 °C
• Boiling Point: 589.5°Cat760mmHg
• Flash Point: 338.3°C
• Appearance: /
• Density: 0.963g/cm³
• Storage Temp.: −20°C
• CAS DataBase Reference: ETHYL BETA-APO-8'-CAROTENOATE (TRANS)(CAS DataBase Reference)
• NIST Chemistry Reference: ETHYL BETA-APO-8'-CAROTENOATE (TRANS)(1109-11-1)
• EPA Substance Registry System: ETHYL BETA-APO-8'-CAROTENOATE (TRANS)(1109-11-1)

Safety Data

• Hazardous Substances Data: 1109-11-1(Hazardous Substances Data)

Usage

Uses

Ethyl 8''-apo-β-caroten-8''-oate is an antioxidant β-carotene (C184250) found in marigold flowers and oranges. It is also used as an organic dye in cosmetics.

Purification Methods

Recrystallise the ester from pet ether or pet ether/EtOAc. Store it in the dark under N2 or Ar at -20o. [Beilstein 9 IV 2701 for Me ester]

Properties and Applications

orange

Upstream product

• 6153-06-6 (E)-3-methylpent-2-en-4-yn-1-ol 
• 127-47-9 Retinol acetate 
• 5095-43-2 (2E,4E)-6-hydroxy-4-methyl-hexa-2,4-dienal 
• 1188-90-5 (2E,4Ξ)-6,6-diethoxy-3-methyl-hexa-2,4-dien-1-ol 
• 5095-45-4 <α-Aethoxycarbonyl-aethyl>-tris-dimethylamino-phosphonium 
• 535-11-5 Ethyl 2-bromopropionate 
• 68-26-8 RETINOL 
• 1069-94-9 (E)-6,6-diethoxy-3-methyl-hex-2-en-4-yn-1-ol 
• 5095-40-9 2,6-dimethyl-8-hydroxy-2,4,6-octatrien-1-oic acid ethyl ester 
• 56859-10-0 1-[(2E,4E,6E,8E)-3,7-Dimethyl-9-(2,6,6-trimethyl-cyclohex-1-enyl)-nona-2,4,6,8-tetraene-1-sulfonyl]-4-phenoxy-benzene 
• 56859-11-1 8-Brom-2,6-dimethyl-octa-2,4,6-trien-1-saeure-ethylester 
• 5095-46-5 2,6-dimethyl-8-oxo-2,4,6-octatrien-1-oic acid ethyl ester 
• 3991-53-5 Retinyltriphenylphosphonium Chloride 

Downstream Products

• 175656-66-3 1-(β-apo-8'-carotenoyl)glycerol 
• 1962-15-8 trans-8'-apo-β-caroten-8'-oic acid 
• 6541-41-9 all-trans-β-apo-8'-Carotenol 

Relevant articles and documents

Carotenoid syntheses via sulfones. Synthesis of apocarotenoids and torularhodin ethyl ester

-