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(1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone

1-(3-乙基-5-甲氧基-2(3H)-苯并噻唑亚基)-2-丙酮

Also known as: TG003, (Z)-1-(3-Ethyl-5-methoxy-2,3-dihydrobenzothiazol-2-ylidene)propan-2-one, (Z)-1-(3-ethyl-5-methoxybenzo[d]thiazol-2(3H)-ylidene)propan-2-one, 1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone, 2-Propanone,1-(3-ethyl-5-methoxy-2(3H)-benzothiazolylidene)-, MFCD00624584, CS-1704, CS-955

(1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone (CAS 300801-52-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C12H15NO2S and a molecular weight of 237.318 g/mol. It is also known as TG003, (Z)-1-(3-Ethyl-5-methoxy-2,3-dihydrobenzothiazol-2-ylidene)propan-2-one and (Z)-1-(3-ethyl-5-methoxybenzo[d]thiazol-2(3H)-ylidene)propan-2-one. Key properties include a melting point of 132-132.5ºC, a boiling point of 353.6±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 167.6±27.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
300801-52-9
Jingsj CID
J-996436-7
Molecular Formula
C12H15NO2S
Chinese Name
1-(3-乙基-5-甲氧基-2(3H)-苯并噻唑亚基)-2-丙酮
Molecular Weight
237.318 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point132-132.5ºC
Boiling Point353.6±42.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point167.6±27.9 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of (1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone?

The CAS number of (1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone is 300801-52-9.

What are the molecular formula and molecular weight of (1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone?

(1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone has molecular formula C12H15NO2S and molecular weight 237.318 g/mol.

Is (1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone hazardous?

(1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone 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. "(1Z)-1-(3-Ethyl-5-methoxy-2(3H)-benzothiazolylidene)-2-propanone (CAS 300801-52-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-996436-7 (accessed 2026-10-24).

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