Xanthophyll

  • beta,epsilon-Carotene-3,3'-diol
  • beta,epsilon-Carotene-3,3'-diol, (3R,3'R,6'R)
  • Lutein
  • 6'-Hydro-4',5'-dehydro-b-carotene-3,3'-diol
  • Vegetable lutein
Formula
C40H56O2
Description
Yellowish-brown, viscous liquid.

Registry Numbers and Inventories.
CAS
127-40-2
EC (EINECS/ELINCS)
204-840-0
Merck
12,10197
Canada DSL/NDSL
NDSL
US TSCA
Listed
Austrailia AICS
Listed
New Zealand
Listed
Korea ECL
Listed

Properties.
Formula
C40H56O2
Formula mass
568.88
Melting point, °C
196
Density
1.004 g/cm3 (20 C)
Solubility in water
Insoluble
pKa/pKb
14.43 (pKa)
Partition coefficient, pKow
11.79

Hazards and Protection.
Storage
Keep container tightly closed. Keep container in a cool, well-ventilated area. Do not store above 23 C.
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.
Small spills/leaks
Absorb with an inert material and put the spilled material in an appropriate waste disposal.

Fire.
Flash Point,°C
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.
Combustion products
Oxides of carbon.
Health
1
 
Flammability
1
 
 
Reactivity
0
 

Health.
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.

First aid
 
   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.

Transport.