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50-14-6

Name Vitamin D2
CAS 50-14-6
EINECS(EC#) 200-014-9
Molecular Formula C28H44O
MDL Number MFCD00166988
Molecular Weight 396.65
MOL File 50-14-6.mol

Chemical Properties

Appearance Crystalline
Melting point  114-118 °C(lit.)
Boiling point  460.3°C (rough estimate)
alpha  82 º (c=3, in acetone 25 ºC)
density  0.9784 (rough estimate)
vapor pressure  7 x l0-7 Pa (20 °C), est.)
refractive index  1.5100 (estimate)
Fp  14 °C
storage temp.  2-8°C
solubility  H2O: 200 mg/mL, clear to hazy
pka 14.74±0.20(Predicted)
form  powder
color  white to yellowish
optical activity [α]20/D +105±2°, c = 4% in ethanol
Water Solubility  Soluble in ethanol, water, methanol, dimethylformamide, and dimethyl sulfoxide.
Usage The synthetic form of vitamin D. Prepared from ergosterol by UV irradiation in a suitable solvent. Commercial solutions are usually made with propylene glycol or sesame oil. Antirachitic
Merck  10018
BRN  1916682
InChIKey MECHNRXZTMCUDQ-RKHKHRCZSA-N
Uses

Vitamin d2 is fat-soluble, and is stable unless oxidized. It is necessary for growth and maintenance of teeth and bones and the normal utilization of calcium and phosphorus; it is used medicinally in the treatment of rickets and as a dietary supplement. Its sources include fish liver and vitamin d-fortified milk.

CAS DataBase Reference 50-14-6(CAS DataBase Reference)
Storage Precautions Moisture sensitive;Light sensitive;Store under nitrogen;Air sensitive
NIST Chemistry Reference Ergocalciferol(50-14-6)
EPA Substance Registry System 50-14-6(EPA Substance)

Safety Data

Hazard Codes  Xn,T+,T
Risk Statements 

R22:Harmful if swallowed.
R48/25:Toxic: danger of serious damage to health by prolonged exposure if swallowed .
R26:Very Toxic by inhalation.
R24/25:Toxic in contact with skin and if swallowed .
R40:Limited evidence of a carcinogenic effect.
R23/24/25:Toxic by inhalation, in contact with skin and if swallowed .

Safety Statements 

S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S36/37:Wear suitable protective clothing and gloves .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36:Wear suitable protective clothing .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S22:Do not breathe dust .

RIDADR  UN 2811 6.1/PG 2
WGK Germany  3
RTECS  KE1050000
1-8-10
TSCA  Yes
HazardClass  6.1(a)
PackingGroup  II
HS Code  29362910
Safety Profile

Poison by ingestion, intraperitoneal, intravenous, and intramuscular routes. An experimental teratogen. Human systemic effects by ingestion: anorexia, nausea or vomiting, and weight loss. Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating fumes.

Hazardous Substances Data 50-14-6(Hazardous Substances Data)

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