2701-50-0
- Product Name：17α-hydroxy-1α,2α-methylenepregna-4,6-diene-3,20-dione-17-acetate (cyproterone acetate intermediate)
- Molecular Formula：C24H30O4
- Purity：99%
- Molecular Weight：382.5
Product Details;
CasNo： 2701-50-0
Molecular Formula： C24H30O4
Buy Reliable Quality Sale 2701-50-0 with Efficient Delivery
- Molecular Formula:C24H30O4
- Molecular Weight:382.5
- Melting Point:280-281 °C
- Refractive Index:1.576
- Boiling Point:518.4 °C at 760 mmHg
- Flash Point:224.7 °C
- PSA：60.44000
- Density:1.21 g/cm3
- LogP:4.04110
17α-hydroxy-1α,2α-methylenepregna-4,6-diene-3,20-dione-17-acetate (cyproterone acetate intermediate) (Cas 2701-50-0) Usage
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Uses |
17α-hydroxy-1α,2α-methylenepregna-4,6-diene-3,20-dione-17-acetate (Cas 2701-50-0) is An impurity of Cyproterone acetate |
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Consumer Uses |
Buy 17α-hydroxy-1α,2α-methylenepregna-4,6-diene-3,20-dione-17-acetate, a product for proteomics research, from Golden Pharma Co., Limited. |
InChI:InChI=1/C24H30O4/c1-13(25)24(28-14(2)26)10-8-18-16-6-5-15-11-21(27)17-12-20(17)23(15,4)19(16)7-9-22(18,24)3/h5-6,11,16-20H,7-10,12H2,1-4H3/t16-,17+,18-,19-,20-,22-,23-,24-/m0/s1
2701-50-0 Relevant articles
Preparation process of cyproterone acetate (by machine translation)
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Paragraph 0020; 0028, (2018/09/11)
The invention relates to a preparation p...
Production technology and production device of c`yproterone acetate
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Paragraph 0082; 0084, (2019/01/08)
The invention discloses a cyproterone ac...
2701-50-0 Process route
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- 2098-65-9
17α-hydroxy-1α,2α-methylene-4,6-pregnadiene-3,20-dione
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- 108-24-7
acetic anhydride
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- 2701-50-0
1,2α-methylene-Δ4,6-pregnadiene-17α-ol-3,20-dione-17-acetate
| Conditions | Yield |
|---|---|
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In chloroform; at 58 ℃; Temperature;
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With toluene-4-sulfonic acid; In chloroform; at 58 - 60 ℃;
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- 66212-25-7
1,4,6-triene-3,20-dione-17α-hydroxyprogesterone
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- 2701-50-0
1,2α-methylene-Δ4,6-pregnadiene-17α-ol-3,20-dione-17-acetate
| Conditions | Yield |
|---|---|
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Multi-step reaction with 4 steps
1: orthoformic acid triethyl ester / dichloromethane / 5 h / 30 °C
2: N,N-dimethyl-formamide / 3 h / 42 °C
3: sulfuric acid / N,N-dimethyl-formamide / 2 h / pH 2
4: chloroform / 58 °C
With sulfuric acid; orthoformic acid triethyl ester; In dichloromethane; chloroform; N,N-dimethyl-formamide;
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Multi-step reaction with 3 steps
1.1: orthoformic acid triethyl ester; toluene-4-sulfonic acid / dichloromethane
2.1: sodium hydroxide / N,N-dimethyl-formamide / 3 h / 42 - 45 °C
2.2: 2 h / pH 2
3.1: toluene-4-sulfonic acid / chloroform / 58 - 60 °C
With toluene-4-sulfonic acid; orthoformic acid triethyl ester; sodium hydroxide; In dichloromethane; chloroform; N,N-dimethyl-formamide;
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2701-50-0 Upstream products
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2098-65-9
17α-hydroxy-1α,2α-methylene-4,6-pregnadiene-3,20-dione
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108-24-7
acetic anhydride
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66212-25-7
1,4,6-triene-3,20-dione-17α-hydroxyprogesterone
2701-50-0 Downstream products
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15423-97-9
1,2α-methylene-6,7α-oxido-Δ4-pregnen-17α-ol-3,20-dione-17-acetate
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17183-98-1
6-chloro-1α-chloromethyl-Δ4,6-pregnadien-17α-ol-3,20-dione-17-acetate
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427-51-0
cyproterone acetate
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