Toluene diisocyanate manufacturer Knowledge Norethisterone acetate Norethisterone acetate

Norethisterone acetate Norethisterone acetate

Norethisterone acetate structural formula

Structural formula

Business number 015C
Molecular formula C22H28O3
Molecular weight 340.46
label

norethindrone acetate,

17β-Hydroxy 9-nor-17α-pregnant-4-ene-20-yn-3-one-17-acetate,

17α-Ethynyl-19-nortestosterone 17β-acetate,

17-Hydroxy-19-nor-17α-4-pregnen-20-yn-3-one acetate,

19-Norethindrone acetate,

19-Norethisterone 17-acetate,

17α-Ethynyl-17β-hydroxy-19-nor-4-androsten-3-one 17-acetate

Numbering system

CAS number:51-98-9

MDL number:MFCD00198397

EINECS number:200-132-0

RTECS number:RC8965000

BRN number:None

PubChem number:24897767

Physical property data

1. Character:White or off-white crystalline powder


2. Density (g/mL,25/4): Undetermined


3. Relative vapor density (g/mL,AIR=1): Undetermined


4. Melting point (ºC):202-208


5. Boiling point (ºC,Normal pressure): Undetermined


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (º):Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


11. Vapor pressure (<SPAN lang=EN-US style="FONT-SIZE:Surface charge: 0


9. Complexity: 695


10. Number of isotope atoms: 0


11. Determine the number of atomic stereocenters: 6


12. The number of uncertain atomic stereocenters: 0


13. Determine the number of stereocenters of chemical bonds: 0


14. Uncertain number of chemical bond stereocenters: 0


15. Number of covalent bond units: 1

Properties and stability

None

Storage method

This product should be sealed and stored in a cool, dry place.

Synthesis method

With4-Dimethylaminopyridine(DMAP) The catalyst reacts norethindrone and acetic anhydride to directly obtain norethindrone-17-Acetate .

Purpose

Progesterone drugs, used for irregular menstruation; functional uterine bleeding; endometriosis, etc.

AMILY: 宋体; mso-ascii-font-family: ‘Times New Roman'”>Dimethylaminopyridine(DMAP) is a catalyst to react norethindrone and acetic anhydride to directly obtain norethindrone-17-acetate.

Purpose

Progesterone drugs, used for irregular menstruation; functional uterine bleeding; endometriosis, etc.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/21323

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