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2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT

2-{2-[(3-乙基-5-甲基-2(3H)-苯并噻唑基亚甲基)甲基]-1-丁烯基}-1-(3-磺丙基)萘并[1,2-d]氢氧化噻唑内盐

Also known as: 2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT, 1-W-SULFOPROPYL-2-(2-ETHYL-3-(1-ETHYL-6-METHYL-1,3-BENZTHIAZOLIN-2-YLIDEN)-PROP-1-EN-1-YL)-NAPHTHO[5,4A]1,3-THIAZOLIUM-BETAINE, 3-(2-(2-(3-Ethyl-5-methyl-3H-benzothiazol-2-ylidenemethyl)but-1-enyl)naphtho[1.2-d]thiazol-1-yl)propane-1-sulfonicacid], 3-[2-[2-[(3-ethyl-5-methyl-1,3-benzothiazol-2-ylidene)methyl]but-1-enyl]benzo[e][1,3]benzothiazol-1-ium-1-yl]propane-1-sulfonate, 4,5-BENZO-3',9-DIETHYL-5'-METHYL-3-(3-SULFOPROPYL)THIACARBOCYANINE BETAINE, ETHYLMETHYLBENZOTHIAZOLYLIDENEMETHYLBUTE N-YLSULFOPROPYLNAPHTHOTHIAZOLIUM OH, ethylmethylbenzothiazolylidenemethylbuten-ylsulfo, 2-{2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL}-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE INNER SALT, (ethyl-5-methyl-2(3H)-benzothiazolylidene)methyl-1-butenyl

2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT (CAS 28784-39-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C29H30N2O3S3 and a molecular weight of 550.75500 g/mol. It is also known as 1-W-SULFOPROPYL-2-(2-ETHYL-3-(1-ETHYL-6-METHYL-1,3-BENZTHIAZOLIN-2-YLIDEN)-PROP-1-EN-1-YL)-NAPHTHO[5,4A]1,3-THIAZOLIUM-BETAINE, 3-(2-(2-(3-Ethyl-5-methyl-3H-benzothiazol-2-ylidenemethyl)but-1-enyl)naphtho[1.2-d]thiazol-1-yl)propane-1-sulfonicacid] and 3-[2-[2-[(3-ethyl-5-methyl-1,3-benzothiazol-2-ylidene)methyl]but-1-enyl]benzo[e][1,3]benzothiazol-1-ium-1-yl]propane-1-sulfonate. Key property: a melting point of 192ºC (dec.)(lit.). GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
28784-39-6
Jingsj CID
J-1063994-2
Molecular Formula
C29H30N2O3S3
Chinese Name
2-{2-[(3-乙基-5-甲基-2(3H)-苯并噻唑基亚甲基)甲基]-1-丁烯基}-1-(3-磺丙基)萘并[1,2-d]氢氧化噻唑内盐
Molecular Weight
550.75500 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point192ºC (dec.)(lit.)

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT?

The CAS number of 2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT is 28784-39-6.

What are the molecular formula and molecular weight of 2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT?

2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT has molecular formula C29H30N2O3S3 and molecular weight 550.75500 g/mol.

Is 2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT hazardous?

2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "2-[2-[(3-ETHYL-5-METHYL-2(3H)-BENZOTHIAZOLYLIDENE)METHYL]-1-BUTENYL]-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM HYDROXIDE, INNER SALT (CAS 28784-39-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1063994-2 (accessed 2026-10-24).

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