2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl

Modify Date: 2026-07-23 08:17:03

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure
2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl structure
 Common Name 2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl
CAS Number 80427-89-0 Molecular Weight 217.22100
Density 1.335g/cm3 Boiling Point 373.6ºC at 760 mmHg
Molecular Formula C12H11NO3 Melting Point N/A
MSDS N/A Flash Point 179.7ºC

 Names

Name 3,5-dimethyl-5,6-dihydrocyclopenta[f][1,3]benzoxazole-2,7-dione

 Chemical & Physical Properties

Density 1.335g/cm3
Boiling Point 373.6ºC at 760 mmHg
Molecular Formula C12H11NO3
Molecular Weight 217.22100
Flash Point 179.7ºC
Exact Mass 217.07400
PSA 52.21000
LogP 1.82140
Index of Refraction 1.607
InChIKey MAAQCVAEEVPAAX-UHFFFAOYSA-N
SMILES CC1CC(=O)c2cc3oc(=O)n(C)c3cc21

 Synthetic Route

gamma-Butyrolactone structure

gamma-Butyrolactone

CAS#:96-48-0

3-Methyl-2-benzoxazolinone structure

3-Methyl-2-benz...

CAS#:21892-80-8

~0%

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

N/A structure

N/A

CAS#:140384-50-5

Learn More
Literature: Aichaoui, Hocine; Poupaert, Jacques H.; Lesieur, Daniel; Henichart, Jean-Pierre Bulletin des Societes Chimiques Belges, 1992 , vol. 101, # 12 p. 1053 - 1060
6-Crotonoyl-3-methylbenzoxazol-2(3H)-one structure

6-Crotonoyl-3-m...

CAS#:80427-86-7

~59%

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

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Literature: Merdji, B.; Lesieur, D.; Lespagnol, C.; Barbry, D.; Couturier, D. Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 1223 - 1227
3-Methyl-2-benzoxazolinone structure

3-Methyl-2-benz...

CAS#:21892-80-8

Crotonic acid structure

Crotonic acid

CAS#:107-93-7

~37%

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

Learn More
Literature: Merdji, B.; Lesieur, D.; Lespagnol, C.; Barbry, D.; Couturier, D. Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 1223 - 1227
3-Methyl-2-benzoxazolinone structure

3-Methyl-2-benz...

CAS#:21892-80-8

~%

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

Learn More
Literature: Aichaoui, Hocine; Poupaert, Jacques H.; Lesieur, Daniel; Henichart, Jean-Pierre Bulletin des Societes Chimiques Belges, 1992 , vol. 101, # 12 p. 1053 - 1060
3-methyl-6-(1-oxobutyl)-2(3H)-Benzoxazolone structure

3-methyl-6-(1-o...

CAS#:80427-93-6

~%

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

Learn More
Literature: Merdji, B.; Lesieur, D.; Lespagnol, C.; Barbry, D.; Couturier, D. Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 1223 - 1227
6-(2-bromobutyryl)-3-methylbenzoxazolinone structure

6-(2-bromobutyr...

CAS#:80427-94-7

~%

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

Learn More
Literature: Merdji, B.; Lesieur, D.; Lespagnol, C.; Barbry, D.; Couturier, D. Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 1223 - 1227
3-Methyl-2-benzoxazolinone structure

3-Methyl-2-benz...

CAS#:21892-80-8

Crotonic acid structure

Crotonic acid

CAS#:107-93-7

~11%

6-Crotonoyl-3-methylbenzoxazol-2(3H)-one structure

6-Crotonoyl-3-m...

CAS#:80427-86-7

2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl Structure

2H-Indeno[5,6-d...

CAS#:80427-89-0

Learn More
Literature: Merdji, B.; Lesieur, D.; Lespagnol, C.; Barbry, D.; Couturier, D. Journal of Heterocyclic Chemistry, 1981 , vol. 18, p. 1223 - 1227
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Chemsrc provides CAS#:80427-89-0 MSDS, density, melting point, boiling point, structure, etc. Its name is 2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl>> amp version: 2H-Indeno[5,6-d]oxazole-2,7(3H)-dione, 5,6-dihydro-3,5-dimethyl

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