2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol

Modify Date: 2026-06-30 12:24:28

2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol Structure
2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol structure
Common Name 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol
CAS Number 28237-14-1 Molecular Weight 215.24800
Density 1.243g/cm3 Boiling Point 364.1ºC at 760mmHg
Molecular Formula C13H13NO2 Melting Point 136-138ºC(lit.)
MSDS N/A Flash Point 174ºC

Summary: 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4-ol (CAS number: 28237-14-1), molecular formula C13H13NO2, molecular weight 215.24800. For research-use only, not for medical or clinical usage.


 Names

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

Name 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol
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 1.243g/cm3
Boiling Point 364.1ºC at 760mmHg
Melting Point 136-138ºC(lit.)
Molecular Formula C13H13NO2
Molecular Weight 215.24800
Flash Point 174ºC
Exact Mass 215.09500
PSA 46.26000
LogP 2.16330
Vapour Pressure 6.12E-06mmHg at 25°C
Index of Refraction 1.607

 Safety Information

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

WGK Germany 3
HS Code 2934999090

 Synthetic Route

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

~%

2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol Structure

2-Methyl-9,10-d...

CAS#:28237-14-1

Learn More
Literature: Galantay,E.E. et al. Journal of Medicinal Chemistry, 1974 , vol. 17, p. 1316 - 1327

~%

2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol Structure

2-Methyl-9,10-d...

CAS#:28237-14-1

Learn More
Literature: Galantay,E.E. et al. Journal of Medicinal Chemistry, 1974 , vol. 17, p. 1316 - 1327

 Precursor & DownStream

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

Precursor  1

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.

EINECS 248-922-4
2-methyl-8-p-toluenesulfonamido-6-quinolyloxyacetic acid
zinquin acid
MFCD00005011
Zinquin,Free Acid
9,10-dihydro-2-methyl-4H-benzo-[5,6]cyclohept[1,2-d]oxazol-4-ol
Zinquin
2-methyl-8-(4-toluenesulfonamido)-6-quinolyloxyacetic acid
Ethyl (2-methyl-8-p-toluenesulfonamido-6-quinolyloxy)acetate
2-methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-ol

  | FAQ

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

Q: What is the melting point of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: Melting point of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 136-138ºC(lit.).
Q: What English synonyms does 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol have?
A: English synonyms of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol: EINECS 248-922-4, 2-methyl-8-p-toluenesulfonamido-6-quinolyloxyacetic acid, zinquin acid, MFCD00005011, Zinquin,Free Acid, 9,10-dihydro-2-methyl-4H-benzo-[5,6]cyclohept[1,2-d]oxazol-4-ol, Zinquin, 2-methyl-8-(4-toluenesulfonamido)-6-quinolyloxyacetic acid, Ethyl (2-methyl-8-p-toluenesulfonamido-6-quinolyloxy)acetate, 2-methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d]oxazol-4-ol.
Q: What is the LogP of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: LogP of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 2.16330.
Q: What is the CAS number of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: CAS number of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 28237-14-1.
Q: What is the boiling point of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: Boiling point of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 364.1ºC at 760mmHg.
Q: What is the molecular weight of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: Molecular weight of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 215.24800.
Q: What is the molecular formula of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: Molecular formula of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is C13H13NO2.
Q: What is the polar surface area (PSA) of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: Polar surface area (PSA) of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 46.26000.
Q: What is the Chinese name of 28237-14-1?
A: Chinese name of 28237-14-1 is 28237-14-1.
Q: What is the English name of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol?
A: The English name of 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol is 2-Methyl-9,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-d][1,3]oxazol-4 -ol.
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