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High quality Progesterone ( CAS NO.:57-83-0 )

High quality Progesterone ( CAS NO.:57-83-0 )
Product Detailed
Offering best price for Progesterone USP/BP/EP standard

Progesterone

1.Progesterone 2.White or almost white crystalline powder

3.Professional manufacture 4.High quality competitive price 5.Hot sale

Description

Progesterone also known as P4 (pregn-4-ene-3,20-dione) is a C-21 steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other species. Progesterone belongs to a class of hormones called progestogens, and is the major naturally occurring human progestogen. 

 

CAS No.: 57-83-0

MF: C21H30O2

MW: 314.27

Place of Origin: Jiangsu China (Mainland)

 

 

 

 

Analyse

Items

Specifications (USP34)

Appearance

White or creamy white crystalline powder

Identification:

A: Infrared absorption

  <197K>

B: Ultraviolet absorption

  <197U>

The IR spectrum of sample, exhibits maxima only at the same wavelength as that a similar preparation of USP Progesterone RS.

The UV absorption spectra of the test solution and the standard solution exhibit maxima at the same wavelengths.

Melting Range <741>

126°C~131°C

Specific Rotation <781S>

(on the dried basis)

+175°~+183° 

Loss on Drying <731>

≤0.5%

Related Substances

Any Impurity: ≤0.5%

Total Impurities: ≤0.8%

Residual Solvents <467>

Methanol: ≤500ppm

Ethanol: ≤2000ppm

Toluene: ≤300ppm

Cyclohexanone: ≤50ppm

Assay

(on the dried basis)

97.0%~103.0%

 

High quality Progesterone ( CAS NO.:57-83-0 )



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