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Eltanolone(128-20-1)

Eltanolone(128-20-1)
Product IdentificationBack to Contents
【Product Name】

Eltanolone
【Synonyms】

3a,5b-Tetrahydroprogesterone
3a-Hydroxy-5b-tetrahydroprogesterone
Pregnan-20-one, 3-hydroxy-, (3a,5b)-
Pregnanolone II
【CAS】

128-20-1
【Formula】

C21H34O2
【Molecular Weight】

318.5
【RTECS】

TU4384000
【Merck】

12,7910
【Beilstein/Gmelin】

4785659
Physical and Chemical PropertiesBack to Contents
【Appearance】

Solid.
【Solubility in water】

2.3 mg/L (25 C)
【Melting Point】

149.5
【Boiling Point】

431
【Vapor Pressure】

3.1E-9 (25 C)
【Density】

1.05 g/cm3 (20 C)
【pKa/pKb】

15.11 (pKa)
【Partition Coefficient】

4.89
【Heat Of Vaporization】

79.26 kJ/mol
Handling and StorageBack to Contents
【Storage】

Keep tightly closed. Store in a cool dry place.
Hazards IdentificationBack to Contents
【Inhalation】

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

In case of contact, immediately wash skin with soap and copious amounts of water. 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.
【Ingestion】

If swallowed, wash out mouth with water provided person is conscious. Call a physician.
【Hazards】

Emits toxic fumes under fire conditions.
【EC Risk Phrase】

40
【EC Safety Phrase】

22 36
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Compatible chemical-resistant gloves. Chemical safety goggles. Protective clothing.
【Respirators】

Wear appropriate government approved respirator.
Fire Fighting MeasuresBack to Contents
【Flash Point】

183
【Fire Fighting】

Extinguish with 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.
Accidental Release MeasuresBack to Contents
【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.
Stability and ReactivityBack to Contents
【Stability】

Stable at normal temperatures and pressures.
【Decomposition】

Oxides of carbon
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