Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

Base Information

Chemical Name:Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester
CAS No.:176915-16-5
Molecular Formula:C₃₈H₃₇N₃O₁₀
Molecular Weight:695.726
Hs Code.:

Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

Synonyms:Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

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Chemical Property of Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

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Technology Process of Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

There total 8 articles about Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester 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: 60.0%

: 24313-88-0
3,4,5-Trimethoxyaniline

: 1026686-21-4
Carbonic acid benzyl ester 2,6-dimethoxy-4-((3aR,4R,10R)-4-methoxy-1-oxo-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl)-phenyl ester

: 176915-16-5
Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

Guidance literature:: With 4 A molecular sieve; boron trifluoride diethyl etherate; In dichloromethane; for 4h;
DOI:10.1021/jm9508806

Reference yield:

: 66460-63-7
4-Hydroxy-3,5-dimethoxy-benzaldehyd-dimethylacetal

: 176915-16-5
Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

Guidance literature:: Multi-step reaction with 3 steps

1: 47 percent / p-TsOH / CH₂Cl₂; methanol / 4 h

2: 71 percent / TEA / CH₂Cl₂

3: 60 percent / 4A molecular sieves, BF₃*OEt₂ / CH₂Cl₂ / 4 h

With 4 A molecular sieve; TEA; boron trifluoride diethyl etherate; toluene-4-sulfonic acid; In methanol; dichloromethane;
DOI:10.1021/jm9508806

Reference yield:

: 501-53-1,94274-21-2
benzyl chloroformate

: 176915-16-5
Carbonic acid benzyl ester 2,6-dimethoxy-4-[(3aS,4R,10R)-1-oxo-4-(3,4,5-trimethoxy-phenylamino)-3a,4,9,10-tetrahydro-3H-2-oxa-9,10a-diaza-cyclopenta[b]fluoren-10-yl]-phenyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 71 percent / TEA / CH₂Cl₂

2: 60 percent / 4A molecular sieves, BF₃*OEt₂ / CH₂Cl₂ / 4 h

With 4 A molecular sieve; TEA; boron trifluoride diethyl etherate; In dichloromethane;
DOI:10.1021/jm9508806