6,6'-Dibromoindigo

6,6'-二溴靛蓝

Also known as: 6,6'-Dibromindigo, 6,6'-Dibromoindigotin, 6,6'-dibromo-2,2'-biindole-3,3'(1H,1'H)-dione, C.I. 75800, C.I. Natural Violet 1, Tyrian purple, Royal purple, Purple of the Ancients

6,6'-Dibromoindigo (CAS 19201-53-7) is a compound in the Organohalogen Compounds category listed in the Jingsj chemical database. It has the molecular formula C16H8Br2N2O2 and a molecular weight of 420.05500 g/mol. It is also known as 6,6'-Dibromindigo, 6,6'-Dibromoindigotin and 6,6'-dibromo-2,2'-biindole-3,3'(1H,1'H)-dione. Key properties include a boiling point of 486ºC at 760mmHg, a density of 1.932g/cm3 and a flash point of 247.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
19201-53-7
Jingsj CID
J-1394098-4
Molecular Formula
C16H8Br2N2O2
Chinese Name
6,6'-二溴靛蓝
Molecular Weight
420.05500 g/mol
Category
Organohalogen Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point486ºC at 760mmHg
Density1.932g/cm3
Flash Point247.7ºC

Frequently Asked Questions

What is the CAS number of 6,6'-Dibromoindigo?

The CAS number of 6,6'-Dibromoindigo is 19201-53-7.

What are the molecular formula and molecular weight of 6,6'-Dibromoindigo?

6,6'-Dibromoindigo has molecular formula C16H8Br2N2O2 and molecular weight 420.05500 g/mol.

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

Last updated:

How to cite: Jingsj. "6,6'-Dibromoindigo (CAS 19201-53-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1394098-4 (accessed 2026-10-22).

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