Ergocalciferol
time:2013-01-04 14:56:53,count:0
Ergocalciferol
Alias
Vitamin D2
9,10-Secoergosta-5,7,10(19),22-tetraen-3-ol,(3beta,5Z,7E,22E)-
Category
Non-ionic surfactants-Alcohol
CAS No.
50-14-6
Molecular Formula & Molecular Weight
Molecular Formula: C28H44O
Molecular Weight: 396.65
Structural Formula
Properties
Appearance: crystal.
Solubility: insoluble in water.
Stability: stable.
Risk: irritation, irritation to skin, eye.
Animal toxicity[1]: cat oral LDLo: 5mg/Kg;
dog intramuscular LDLo: 5mg/Kg;
dog intraperitoneal LDLo: 10mg/Kg;
dog intravenous LDLo: 5mg/Kg;
dog oral LDLo: 4mg/Kg;
duck oral LD50: > 2000mg/Kg;
guinea pig oral LD50: 40mg/Kg;
mouse oral LD50: 23.7mg/Kg;
rat oral LD50: 10mg/Kg.
reproductive effect.
Human toxicity[1]: women oral TDLo: 12.6mg/Kg.
Ecology: may be hazardous to environment. Water body should be given special attention.
Biodegradability: biodegradable.
Characteristics: excellent emulsifying, dispersing, lubricating abilities. growth substance. micronutrient.
Synthesis
 
Quality standards & test methods
item
physical and chemical indexes
test methods
Actives*, %, ≥
95
 
*: should be marked on molecular weight.
Major Uses
Use as pharmaceutical ingredient, bone density conservation agent.
Conditioning agent in personal care products.
Use as rodenticide.
Use as food additive.
Manufacturers
 
References
[1]:http://toxnet.nlm.nih.gov/: 50-14-6
Update: 20130920(1);

 

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