(8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate

(8BR,9aS)-4-氧代-9,9a-二氢-1H-苯并[e]环丙[c]吲哚-2(4H)-羧酸叔丁酯

Also known as: (8BR,9AS)-TERT-BUTYL 4-OXO-9,9A-DIHYDRO-1H-BENZO[E]CYCLOPROPA[C]INDOLE-2(4H)-CARBOXYLATE, 1H-Benzo[e]cycloprop[c]indole-2(4H)-carboxylic acid, 9,9a-dihydro-4-oxo-, 1,1-dimethylethyl ester, (8bR,9aS)-, Duocarmycin Impurity 1

(8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate (CAS 128300-13-0) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C18H19NO3 and a molecular weight of 297.3 g/mol. It is also known as (8BR,9AS)-TERT-BUTYL 4-OXO-9,9A-DIHYDRO-1H-BENZO[E]CYCLOPROPA[C]INDOLE-2(4H)-CARBOXYLATE, 1H-Benzo[e]cycloprop[c]indole-2(4H)-carboxylic acid, 9,9a-dihydro-4-oxo-, 1,1-dimethylethyl ester, (8bR,9aS)- and Duocarmycin Impurity 1. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
128300-13-0
Jingsj CID
J-125618-3
Molecular Formula
C18H19NO3
Chinese Name
(8BR,9aS)-4-氧代-9,9a-二氢-1H-苯并[e]环丙[c]吲哚-2(4H)-羧酸叔丁酯
Molecular Weight
297.3 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of (8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate?

The CAS number of (8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate is 128300-13-0.

What are the molecular formula and molecular weight of (8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate?

(8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate has molecular formula C18H19NO3 and molecular weight 297.3 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(8BR,9aS)-tert-butyl 4-oxo-9,9a-dihydro-1H-benzo[e]cyclopropa[c]indole-2(4H)-carboxylate (CAS 128300-13-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-125618-3 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.