5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one

Modify Date: 2024-01-20 22:57:57

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure
5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one structure
Common Name 5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one
CAS Number 33177-29-6 Molecular Weight 128.12600
Density 1.252g/cm3 Boiling Point 201.5ºC at 760mmHg
Molecular Formula C6H8O3 Melting Point 126-128ºC(lit.)
MSDS N/A Flash Point 83.1ºC

 Names

Name 5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.252g/cm3
Boiling Point 201.5ºC at 760mmHg
Melting Point 126-128ºC(lit.)
Molecular Formula C6H8O3
Molecular Weight 128.12600
Flash Point 83.1ºC
Exact Mass 128.04700
PSA 46.53000
LogP 0.76370
Index of Refraction 1.512
Storage condition 2-8°C

 Safety Information

WGK Germany 3
HS Code 2932999099

 Synthetic Route

~91%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: US2012/116119 A1, ; Page/Page column 5 ;

~79%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: US2012/116119 A1, ; Page/Page column 5 ;

~34%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: US2012/116119 A1, ; Page/Page column 6 ;

~%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: Monatshefte fuer Chemie, , vol. 113, p. 1213 - 1216

~%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: Monatshefte fuer Chemie, , vol. 113, p. 1213 - 1216

~%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: Russian Journal of Organic Chemistry, , vol. 34, # 9 p. 1350 - 1354

~%

5,6-dihydro-4-hydroxy-6-methyl-2h-pyran-2-one Structure

5,6-dihydro-4-h...

CAS#:33177-29-6

Literature: Journal of Pharmaceutical Sciences, , vol. 79, # 2 p. 138 - 146

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

4-hydroxy-6-methyl-5,6-dihydro-2H-pyran-2-one
4-Hydroxy-5,6-dihydro-6-methyl-2H-pyran-2-one
4-Hydroxy-6-methyl-5,6-dihydro-2-pyranone
5,6-Dihydro-4-hydroxy-6-methyl-2-pyrone
MFCD00012356
4-hydroxy-5,6-dihydro-6-methyl-2-pyrone