7,8-Dihydro-5(6H)-isoquinolinone

Modify Date: 2025-08-27 10:40:47

7,8-Dihydro-5(6H)-isoquinolinone Structure
7,8-Dihydro-5(6H)-isoquinolinone structure
 Common Name 7,8-Dihydro-5(6H)-isoquinolinone
CAS Number 21917-86-2 Molecular Weight 147.174
Density 1.2±0.1 g/cm3 Boiling Point 287.4±9.0 °C at 760 mmHg
Molecular Formula C9H9NO Melting Point N/A
MSDS N/A Flash Point 135.2±26.1 °C

 Names

Name 7,8-dihydro-6H-isoquinolin-5-one
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 287.4±9.0 °C at 760 mmHg
Molecular Formula C9H9NO
Molecular Weight 147.174
Flash Point 135.2±26.1 °C
Exact Mass 147.068420
PSA 29.96000
LogP 1.19
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.569

 Safety Information

HS Code 2933499090

 Synthetic Route

5,6,7,8-Tetrahydro-5-isoquinolinol structure

5,6,7,8-Tetrahy...

CAS#:97112-03-3

~89%

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

Literature: PALAU PHARMA, S. A. Patent: WO2007/60198 A1, 2007 ; Location in patent: Page/Page column 33 ; WO 2007/060198 A1
5,6,7,8-TETRAHYDROISOQUINOLINE structure

5,6,7,8-TETRAHY...

CAS#:36556-06-6

~70%

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

Literature: Nicolaou; Baran; Zhong Journal of the American Chemical Society, 2001 , vol. 123, # 13 p. 3183 - 3185
5,6,7,8-TETRAHYDROISOQUINOLINE structure

5,6,7,8-TETRAHY...

CAS#:36556-06-6

~29%

6,7-Dihydro-5H-isoquinolin-8-one structure

6,7-Dihydro-5H-...

CAS#:21917-88-4

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , # 1 p. 31 - 35
7,8-Dihydroisoquinolin-5(6H)-one hydrochloride structure

7,8-Dihydroisoq...

CAS#:103441-65-2

~%

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

Literature: EP1726590 A1, ; Page/Page column 35 ;
5,6,7,8-TETRAHYDROISOQUINOLINE structure

5,6,7,8-TETRAHY...

CAS#:36556-06-6

~%

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

8(5H)-Isoquinolinone, 6,7-dihydro-, hydrochloride structure

8(5H)-Isoquinol...

CAS#:135311-97-6

Literature: Journal of Medicinal Chemistry, , vol. 36, # 22 p. 3381 - 3385
(1-methyl-cyclobutyl)-phenyl ketone structure

(1-methyl-cyclo...

CAS#:50388-20-0

~%

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 213 - 220
5-nitroso-2,6,7,8-tetrahydroisoquinoline structure

5-nitroso-2,6,7...

CAS#:115787-46-7

~%

7,8-Dihydro-5(6H)-isoquinolinone Structure

7,8-Dihydro-5(6...

CAS#:21917-86-2

Literature: Synthetic Communications, , vol. 26, # 12 p. 2305 - 2308
5,6,7,8-TETRAHYDROISOQUINOLINE structure

5,6,7,8-TETRAHY...

CAS#:36556-06-6

Sulfuric acid structure

Sulfuric acid

CAS#:7664-93-9

acetic acid structure

acetic acid

CAS#:64-19-7

~%

6,7-Dihydro-5H-isoquinolin-8-one structure

6,7-Dihydro-5H-...

CAS#:21917-88-4

Detail
Literature: Yakugaku Zasshi, , vol. 76, p. 1308 Chem.Abstr., , p. 5076

 Customs

HS Code 2933499090
Summary 2933499090. other compounds containing in the structure a quinoline or isoquinoline ring-system (whether or not hydrogenated), not further fused. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

5(6H)-Isoquinolinone, 7,8-dihydro-
6,7-dihydroisoquinolin-5(8H)-one
7,8-Dihydro-5(6H)-isoquinolinone
7,8-Dihydro-6H-isochinolin-5-on
7,8-dihydroisoquinolin-5(6H)-one
5-oxo-5,6,7,8-tetrahydroisoquinoline
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Chemsrc provides 7,8-Dihydro-5(6H)-isoquinolinone(CAS#:21917-86-2) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Articles of 7,8-Dihydro-5(6H)-isoquinolinone are included as well.>> amp version: 7,8-Dihydro-5(6H)-isoquinolinone

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