1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone

Modify Date: 2026-07-17 23:26:33

1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone Structure
1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone structure
Common Name 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone
CAS Number 76273-52-4 Molecular Weight 219.30300
Density 1.163g/cm3 Boiling Point 341.326ºC at 760 mmHg
Molecular Formula C12H13NOS Melting Point N/A
MSDS N/A Flash Point 160.228ºC

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.163g/cm3
Boiling Point 341.326ºC at 760 mmHg
Molecular Formula C12H13NOS
Molecular Weight 219.30300
Flash Point 160.228ºC
Exact Mass 219.07200
PSA 54.40000
LogP 3.47110
Index of Refraction 1.59
InChIKey CKXVYXAFOXWNIE-UHFFFAOYSA-N
SMILES CC(=O)C1=C(C)Nc2ccc(C)cc2S1

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

HS Code 2934999090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

~93%

1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone Structure

1-(3,7-dimethyl...

CAS#:76273-52-4

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Literature: Dandia, Anshu; Sarawgi, Pritima; Hursthouse, Michael B.; Bingham, Ann L.; Light, Mark E.; Drake, John E.; Ratnani, Raju Journal of Chemical Research, 2006 , # 7 p. 445 - 448

~78%

1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone Structure

1-(3,7-dimethyl...

CAS#:76273-52-4

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Literature: Ingle; Sawale; Mane Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2001 , vol. 40, # 2 p. 124 - 128

~81%

1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone Structure

1-(3,7-dimethyl...

CAS#:76273-52-4

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Literature: Paul; Gupta; Loupy; Rani; Dandia Synthetic Communications, 2001 , vol. 31, # 5 p. 711 - 717

~%

1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone Structure

1-(3,7-dimethyl...

CAS#:76273-52-4

Learn More
Literature: Gupta, R. R.; Ojha, K. G.; Kalwania, G. S.; Kumar, M. Heterocycles, 1980 , vol. 14, # 8 p. 1145 - 1149

 Precursor & DownStream

This table lists upstream starting materials and downstream derivative products related to this chemical.

Precursor  5

DownStream  0

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

2-acetyl-3,7-dimethyl-4H-1,4-benzothiazine

  | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the SMILES notation of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: SMILES notation of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is CC(=O)C1=C(C)Nc2ccc(C)cc2S1.
Q: What is the English name of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: The English name of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone.
Q: What is the molecular weight of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: Molecular weight of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is 219.30300.
Q: What is the CAS number of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: CAS number of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is 76273-52-4.
Q: What is the molecular formula of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: Molecular formula of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is C12H13NOS.
Q: What is the boiling point of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: Boiling point of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is 341.326ºC at 760 mmHg.
Q: What is the polar surface area (PSA) of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: Polar surface area (PSA) of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is 54.40000.
Q: What are the upstream materials of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: Related upstream materials(CAS) of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone: 123-54-6;23451-96-9;1694-29-7;72036-58-9;2536-91-6.
Q: What is the InChIKey of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone?
A: InChIKey of 1-(3,7-dimethyl-4H-1,4-benzothiazin-2-yl)ethanone is CKXVYXAFOXWNIE-UHFFFAOYSA-N.
Q: What is the Chinese name of 76273-52-4?
A: Chinese name of 76273-52-4 is 76273-52-4.

 factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Dayang Chem (Hangzhou) Co., Ltd.
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