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CAS RN: 979-02-2 | Product Number: D4687
16-Dehydropregnenolone Acetate
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Purity: >98.0%(HPLC)
Synonyms:
- 3β-Acetoxy-5,16-pregnadien-20-one
Product Documents:
| Size | Unit Price | Shanghai | Tianjin | Japan* |
|---|---|---|---|---|
| 5G |
¥70.00
|
26 | 1 | 1 |
| 25G |
¥190.00
|
24 | Contact Us | 4 |
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| Product Number | D4687 |
| Purity / Analysis Method | >98.0%(HPLC) |
| Molecular Formula / Molecular Weight | C__2__3H__3__2O__3 = 356.51 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 979-02-2 |
| Reaxys Registry Number | 4712779 |
| MDL Number | MFCD00051130 |
Specifications
| Appearance | White to Light yellow powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Melting point | 172.0 to 176.0 °C |
| Specific rotation [a]20/D | -38.0 to -42.0 deg(C=1,CHCl3) |
Properties (reference)
| Melting Point | 174 °C |
| Specific Rotation | -40° (C=1,CHCl3) |
| Maximum Absorption Wavelength | 269 nm (EtOH) |
GHS
| Signal Word | Warning |
| Hazard Statements | H303 : May be harmful if swallowed. |
| Precautionary Statements | P312 : Call a POISON CENTER/doctor if you feel unwell. |
Related Laws:
| RTECS# | TU4156200 |
Transport Information:
| Customs Control Conditions (Q) | Q类 （糖类，生物碱类，抗生素类，激素类） |
Application
16-Dehydropregnenolone acetate (16-DPA): A Versatile Building Block for Preparation of Steroidal Pharmacophores
16-Dehydropregnenolone acetate (16-DPA) is an important intermediate for preparation of dexamethasone [D1961], betamethasone [B1837], 5α-reductase inhibitors (such as finasteride [F0675]), and related other steroidal pharmacophores.
References
- Chemistry of ayurvedic crude drugs. V. Guggulu (resin from Commiphora mukul). 5 some new steroidal components and stereochemistry of guggulsterol-I at C-20 and C-22
- Synthesis and in vitro activity of some epimeric 20α-hydroxy, 20-oxime and aziridine pregnene derivatives as inhibitors of human 17α-hydroxylase/C17,20-lyase and 5α-reductase
- Evaluation of new pregnane derivatives as 5α-reductase inhibitor
- New 5α-reductase inhibitors: In vitro and in vivo effects
- A Lactosylated Steroid Contributes in Vivo Therapeutic Benefits in Experimental Models of Mouse Lymphoma and Human Glioblastoma
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