(3α,20S)-20-(Dimethylamino)-2',3,3',4-tetrahydro-3',4β,14-trimethyl-9β,19-cyclo-6'H-5α-pregn-3-eno[3,4-d][1,3]oxazin-16α-ol

Base Information

• Chemical Name: (3α,20S)-20-(Dimethylamino)-2',3,3',4-tetrahydro-3',4β,14-trimethyl-9β,19-cyclo-6'H-5α-pregn-3-eno[3,4-d][1,3]oxazin-16α-ol
• CAS No.: 3676-46-8
• Molecular Formula: C28H48N2O2
• Molecular Weight: 0
• Mol file: 3676-46-8.mol

Synonyms:cyclobuxoxazine-A;Cyclobuxoxazin-A;

Chemical Property of (3α,20S)-20-(Dimethylamino)-2',3,3',4-tetrahydro-3',4β,14-trimethyl-9β,19-cyclo-6'H-5α-pregn-3-eno[3,4-d][1,3]oxazin-16α-ol

Chemical Property:

• Melting Point: 197 °C
• PSA: 35.94000
• LogP: 4.55250

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (3α,20S)-20-(Dimethylamino)-2',3,3',4-tetrahydro-3',4β,14-trimethyl-9β,19-cyclo-6'H-5α-pregn-3-eno[3,4-d][1,3]oxazin-16α-ol

There total 7 articles about (3α,20S)-20-(Dimethylamino)-2',3,3',4-tetrahydro-3',4β,14-trimethyl-9β,19-cyclo-6'H-5α-pregn-3-eno[3,4-d][1,3]oxazin-16α-ol which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

20αF-dimethylamino-4β-hydroxymethyl-3β-(methoxymethyl-amino)-4α,14-dimethyl-(5α)-9β,19-cyclo-pregnan-16α-ol (6821-70-1) → Cyclobuxoxazin A (3676-46-8)

Guidance literature:

Multi-step reaction with 2 steps

1: Al₂O₃ / CH₂Cl₂ / 1 h / Ambient temperature

2: HCO₂H / 6 h

With aluminum oxide; formic acid; In dichloromethane;

DOI:10.1039/jr9650004537

Reference yield:

formaldehyd (50-00-0,30525-89-4,61233-19-0) + Cyclorolfeibuxin C (3668-23-3) → Cyclobuxoxazin A (3676-46-8)

Guidance literature:

In formic acid; water; at 95 ℃; for 8h;

Reference yield:

formaldehyd (50-00-0,30525-89-4,61233-19-0) + 4,14,2'ξ,3'-tetramethyl-20αF-methylamino-(3α,4α,5α)-tetrahydro-9β,19-cyclo-pregnano[3,4-d][1,3]oxazin-16α-ol (6908-24-3) → Cyclobuxoxazin A (3676-46-8)

Guidance literature:

In formic acid; water; at 95 ℃; for 8h;

upstream raw materials:

formaldehyd

Dihydrocyclomicrophyllin-F

Cyclorolfeibuxin C

4,14,2'ξ,3'-tetramethyl-20α_F-methylamino-(3α,4α,5α)-tetrahydro-9β,19-cyclo-pregnano[3,4-d][1,3]oxazin-16α-ol

Downstream raw materials:

O-Acetyl-N-methyl-cyclobuxoxazin

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