1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl-

Modify Date: 2024-01-14 15:01:40

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure
1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- structure
Common Name 1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl-
CAS Number 19550-57-3 Molecular Weight 174.23900
Density 1.054g/cm3 Boiling Point 319ºC at 760mmHg
Molecular Formula C12H14O Melting Point N/A
MSDS N/A Flash Point 137.5ºC

 Names

Name 6,7-dimethyl-3,4-dihydro-2H-naphthalen-1-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.054g/cm3
Boiling Point 319ºC at 760mmHg
Molecular Formula C12H14O
Molecular Weight 174.23900
Flash Point 137.5ºC
Exact Mass 174.10400
PSA 17.07000
LogP 2.82240
Vapour Pressure 0.000348mmHg at 25°C
Index of Refraction 1.551

 Safety Information

HS Code 2914399090

 Synthetic Route

~%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Literature: Taisho Pharmaceutical Co. Ltd. Patent: EP1650202 A1, 2006 ; Location in patent: Page/Page column 13 ;

~71%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Literature: Boberg, Friedrich; Jachiewicz, Adam; Garming, Alfons Phosphorus, Sulfur and Silicon and the Related Elements, 1992 , vol. 72, # 1-4 p. 1 - 12

~%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Literature: Barnett; Sanders Journal of the Chemical Society, 1933 , p. 434,436

~%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Literature: Takeda Chemical Industries, Ltd. Patent: US5716944 A1, 1998 ;

~9%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Detail
Literature: Kadam; Desai; Mane Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2000 , vol. 39, # 10 p. 752 - 756

~%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Literature: Barnett; Sanders Journal of the Chemical Society, 1933 , p. 434,436

~%

1(2H)-Naphthalenone,3,4-dihydro-6,7-dimethyl- Structure

1(2H)-Naphthale...

CAS#:19550-57-3

Literature: Corey, E. J.; Estreicher, Herbert Tetrahedron Letters, 1981 , vol. 22, p. 603 - 606

 Customs

HS Code 2914399090
Summary 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Synonyms

6,7-Dimethyl-1,2,3,4-tetrahydronaphthalin-1-on
6,7-Dimethyl-1-tetralone
6,7-Dimethyltetral-1-one
6,7-dimethyl-1,2,3,4-tetrahydronaphthalen-1-one