Home > Alfacalcidol > Alfacalcidol(41294-56-8)
Alfacalcidol(41294-56-8)
Supplier Product Identification
Physical and Chemical Properties
First Aid Measures
Handling and Storage
Hazards Identification
Exposure Controls/Personal Protection
Fire Fighting Measures
Accidental Release Measures
Stability and Reactivity
Transport Information
Product Identification
Product Name
Alfacalcidol
Alfacalcidol
Synonyms
1a-Hydroxyvitamin D3
1-Hydroxycholecalciferol
9,10-Secocholesta-5,7,10(19)-triene-1,3-diol, (1a,3b,5Z,7E)-
1a-Hydroxyvitamin D3
1-Hydroxycholecalciferol
9,10-Secocholesta-5,7,10(19)-triene-1,3-diol, (1a,3b,5Z,7E)-
CAS
41294-56-8
41294-56-8
Formula
C27H44O2
C27H44O2
Molecular Weight
400.65
400.65
EINECS
255-297-1
255-297-1
RTECS
VS2851000
VS2851000
RTECS Class
Drug; Reproductive Effector
Drug; Reproductive Effector
Merck
12,4864
12,4864
Beilstein/Gmelin
1916848
1916848
Beilstein Reference
5-06
5-06
Physical and Chemical Properties
Appearance
Fine white crystals
Fine white crystals
Solubility in water
Insoluble
Insoluble
Melting Point
132 - 133
132 - 133
Vapor Pressure
2E-13 (25 C)
2E-13 (25 C)
pKa/pKb
13.82 (pKa)
13.82 (pKa)
Heat Of Vaporization
92.83 kJ/mol
92.83 kJ/mol
Usage
A form of vitamin d. It is converted rapidly in the liver to the active metabolite, 1,25-dihydroxycholecalciferol (calcitriol).
A form of vitamin d. It is converted rapidly in the liver to the active metabolite, 1,25-dihydroxycholecalciferol (calcitriol).
First Aid Measures
Ingestion
If swallowed, wash out mouth with water provided person is conscious. Call a physician immediately.
If swallowed, wash out mouth with water provided person is conscious. Call a physician immediately.
Inhalation
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
If inhaled, remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen.
Skin
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
In case of skin contact, flush with copious amounts of water for at least 15 minutes. Remove contaminated clothing and shoes. Call a physician.
Eyes
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.
Handling and Storage
Storage
Keep tightly closed. Store at -20 C
Keep tightly closed. Store at -20 C
Hazards Identification
Inhalation
May be fatal if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
May be fatal if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
Skin
May cause skin irritation. May be fatal if absorbed through skin.
May cause skin irritation. May be fatal if absorbed through skin.
Eyes
May cause eye irritation.
May cause eye irritation.
Ingestion
May be fatal if swallowed.
May be fatal if swallowed.
Hazards
Emits toxic fumes under fire conditions.
Emits toxic fumes under fire conditions.
EC Risk Phrase
26/27/28
26/27/28
EC Safety Phrase
28 36/37 45
28 36/37 45
UN (DOT)
2811
2811
Exposure Controls/Personal Protection
Personal Protection
Compatible chemical-resistant gloves.
Compatible chemical-resistant gloves.
Respirators
Government approved respirator.
Government approved respirator.
Exposure Effects
Very toxic by inhalation, in contact with skin and if swallowed.
Very toxic by inhalation, in contact with skin and if swallowed.
Fire Fighting Measures
Fire Fighting
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Fire Potential
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.
Accidental Release Measures
Small spills/leaks
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust. Ventilate area and wash spill site after material pickup is complete.
Stability and Reactivity
Stability
Stable at normal temperatures and pressures.
Stable at normal temperatures and pressures.
Incompatibilities
Strong oxidizing agents.
Strong oxidizing agents.
Decomposition
Carbon monoxide, Carbon dioxide.
Carbon monoxide, Carbon dioxide.
Combustion Products
Fire may produce irritating, corrosive and/or toxic gases.
Fire may produce irritating, corrosive and/or toxic gases.
Transport Information
UN Number
2811
2811
Hazard Class
6.1
6.1
Packing Group
I
I
Contact
More
- Company Name:Chemvon Biotechnology Co., Ltd
- Tel:021-50790412
- Fax:+86-21-50790419
- WebSite:http://www.chemvon.com
- Company Name:Hangzhou Runyan Medical Technology Co., LTD
- Tel:13989459766 18112526015
- Fax:
- WebSite:https://www.runyanpharma.com
- Company Name:Wuhan Sunrise Technology Development Co., Ltd.
- Tel:027-027-83314682 13554138826
- Fax:+86 (27) 8331-4682
- WebSite:http://www.whsrtech.com
- Company Name:Haoyuan Chemexpress Co., Ltd.
- Tel:021-58950125
- Fax:021-58955996
- WebSite:https://www.chemexpress.com.cn/
- Company Name:Zhengzhou Kangshan Biological Co., Ltd.
- Tel:+86-0371-55023472 +86-13663848272
- Fax:0371-55023472
- WebSite:http://show.chemicalbook.com/kangshan