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2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate

2-[2-[2-氯-3-[(1,3-二氢-1,3,3-三甲基-2H-吲哚-2-亚基)亚乙基]-1-环己烯-1-基]乙烯基]-1,3,3-三甲基-3H-吲哚鎓 4-甲基苯磺酸盐

Also known as: 3H-Indolium, 2-[2-[2-chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-, 4-methylbenzenesulfonate (1:1), 2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethnyl]-1,3,3-trimethyl-3H-indolium 4-methylbenzenesulfonate, 2-(2-(2-Chloro-3-(2-(1,3,3-trimethylindolin-2-ylidene)ethylidene)cyclohex-1-en-1-yl)vinyl)-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate, IR-775, CTP-2, Infrared dye CTP-2, Infrared absorber 777, JADEWIN AN CTP-2

2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate (CAS 205744-92-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C39H43ClN2O3S and a molecular weight of 655.28800 g/mol. It is also known as 3H-Indolium, 2-[2-[2-chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-, 4-methylbenzenesulfonate (1:1), 2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethnyl]-1,3,3-trimethyl-3H-indolium 4-methylbenzenesulfonate and 2-(2-(2-Chloro-3-(2-(1,3,3-trimethylindolin-2-ylidene)ethylidene)cyclohex-1-en-1-yl)vinyl)-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
205744-92-9
Jingsj CID
J-1509682-1
Molecular Formula
C39H43ClN2O3S
Chinese Name
2-[2-[2-氯-3-[(1,3-二氢-1,3,3-三甲基-2H-吲哚-2-亚基)亚乙基]-1-环己烯-1-基]乙烯基]-1,3,3-三甲基-3H-吲哚鎓 4-甲基苯磺酸盐
Molecular Weight
655.28800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of 2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate?

The CAS number of 2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate is 205744-92-9.

What are the molecular formula and molecular weight of 2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate?

2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate has molecular formula C39H43ClN2O3S and molecular weight 655.28800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[2-[2-Chloro-3-[2-(1,3-dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-1-cyclohexen-1-yl]ethenyl]-1,3,3-trimethyl-3H-indol-1-ium 4-methylbenzenesulfonate (CAS 205744-92-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1509682-1 (accessed 2026-10-23).

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