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3-Ethyl-2-methylbenzothiazolium iodide

Also known as: 2-Methyl-3-ethylbenzothiazolium iodide, 2-Methyl-3-ethylbenzothiazole-3-ium iodide, 3-Ethyl-2-methylbenzo[d]thiazol-3-ium iodide, 3-Ethyl-2-methyl-1,3-benzothiazol-3-ium iodide, Benzothiazolium, 3-ethyl-2-methyl-, iodide (1:1), N-Ethyl-2-methylbenzothiazolium iodide, MFCD00044134, EINECS 221-494-6

3-Ethyl-2-methylbenzothiazolium iodide (CAS 3119-93-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C10H12INS and a molecular weight of 305.17800 g/mol. Key property: a melting point of 195197°C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3119-93-5
Jingsj CID
J-1078639-7
Molecular Formula
C10H12INS
Molecular Weight
305.17800 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point195197°C
Exact Mass304.97400
PSA32.12000

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2934999090
Summary2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 3-Ethyl-2-methylbenzothiazolium iodide?

The CAS number of 3-Ethyl-2-methylbenzothiazolium iodide is 3119-93-5.

What are the molecular formula and molecular weight of 3-Ethyl-2-methylbenzothiazolium iodide?

3-Ethyl-2-methylbenzothiazolium iodide has molecular formula C10H12INS and molecular weight 305.17800 g/mol.

Is 3-Ethyl-2-methylbenzothiazolium iodide hazardous?

3-Ethyl-2-methylbenzothiazolium iodide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

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

Last updated:

How to cite: Jingsj. "3-Ethyl-2-methylbenzothiazolium iodide (CAS 3119-93-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1078639-7 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.