5β-Pregnan-3α-ol-20-one , 98% , 128-20-1

Synonym(s):
3α-Hydroxy-5β-pregnan-20-one;3α-Hydroxy-5β-tetrahydroprogesterone;Pregnanolone

CAS NO.：128-20-1

Empirical Formula: C21H34O2

Molecular Weight: 318.49

MDL number: MFCD00067137

PRODUCT Properties

• Melting point: 149°C
• alpha: D23 +59.6° (c = 0.3 in chloroform); D26 +108.5 ±1° (c = 9.23 mg/1.23 ml abs ethanol)
• Boiling point: 397.64°C (rough estimate)
• Density: 1.0234 (rough estimate)
• refractive index: 1.5344 (estimate)
• storage temp.: Store at RT
• solubility: Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly)
• pka: 15.12±0.70(Predicted)
• form: Solid
• color: White to Off-White
• Water Solubility: 8mg/L(room temperature)

Description and Uses

A hyponotic-anaesthetic agent.

Safety

• Symbol(GHS): GHS08
• Signal word: Warning
• Hazard statements: H351
• Precautionary statements: P281
• Hazard Codes: Xn
• Risk Statements: 40
• Safety Statements: 22-36
• WGK Germany: 3
• RTECS: TU4384000
• Toxicity: LD50 in mice, rats (mg/kg): 66 ± 10, 27.5 ± 2.4 i.v. (Gyermek)