ChemicalBook >>Xanthophyll>>alpha-Carotene-3,3'-diol(127-40-2)

alpha-Carotene-3,3'-diol(127-40-2)

alpha-Carotene-3,3'-diol(127-40-2)
Product IdentificationBack to Contents
【Product Name】

alpha-Carotene-3,3'-diol
【Synonyms】

(4R)-4-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-18-[(4S)-4-Hydroxy-2,6,6-trimethyl-1-cyclohexenyl]-3,7,12,16-tetramethyl-octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]-3,5,5-trimethyl-cyclohex-2-en-1-ol
6'-Hydro-4',5'-dehydro-b-carotene-3,3'-diol
beta,epsilon-Carotene-3,3'-diol
beta,epsilon-Carotene-3,3'-diol, (3R,3'R,6'R)
Lutein
Vegetable lutein
【CAS】

127-40-2
【Formula】

C40H56O2
【Molecular Weight】

568.88
【EINECS】

204-840-0
【Merck】

12,10197
Physical and Chemical PropertiesBack to Contents
【Appearance】

Yellowish-brown, viscous liquid.
【Solubility in water】

Insoluble
【Melting Point】

196
【Density】

1.004 g/cm3 (20 C)
【pKa/pKb】

14.43 (pKa)
【Partition Coefficient】

11.79
【Usage】

Involved in photosynthesis along with green chlorophyll.
First Aid MeasuresBack to Contents
【Ingestion】

Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing such as a collar, tie, belt or waistband.
【Inhalation】

If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention.
【Skin】

In case of contact, immediately flush skin with plenty of water. Cover the irritated skin with an emollient. Remove contaminated clothing and shoes. Wash clothing before reuse. Thoroughly clean shoes before reuse. Get medical attention.
【Eyes】

Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical attention.
Handling and StorageBack to Contents
【Storage】

Keep container tightly closed. Keep container in a cool, well-ventilated area. Do not store above 23 C.
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Splash goggles. Lab coat. Vapor respirator. Be sure to use an approved/certified respirator or equivalent. Gloves.
【Respirators】

A self contained breathing apparatus should be used to avoid inhalation of the product.
【Exposure Effects】

May be hazardous in case of skin contact (irritant), of eye contact (irritant), of ingestion, of inhalation. Can be absorbed through skin and eyes.
Fire Fighting MeasuresBack to Contents
【Flash Point】

93
【Fire Fighting】

Extinguish with DRY chemical powder, water spray, fog or foam. Do not use water jet.
【Fire Potential】

Slightly flammable to flammable in presence of heat.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Absorb with an inert material and put the spilled material in an appropriate waste disposal.
Stability and ReactivityBack to Contents
【Combustion Products】

Oxides of carbon.
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