Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2a,3,4,5-Tetrahydro-2H-3-aza-acenaphthylen-1-one
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,6,7,8-TETRAHYDRO-1H,3H-QUINOLINE-2,5-DIONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

53921-72-5

53921-72-5 structure

53921-72-5 structure

Name: 4,6,7,8-TETRAHYDRO-1H,3H-QUINOLINE-2,5-DIONE
Chemical Name: 1,2,3,8a-tetrahydrocyclopentisoquinolin-7(8H)-one
CAS Number: 53921-72-5
Molecular Formula: C₁₁H₁₁NO
Molecular Weight: 173.21100
Create Date: 2018-12-23 12:37:43
Modify Date: 2025-08-25 18:05:22

Name	1,2,3,8a-tetrahydrocyclopentisoquinolin-7(8H)-one
Synonyms	2a,3,4,5-Tetrahydro-1-oxo-3-azaacenaphthalin 2a,3,4,5-Tetrahydro-2H-3-aza-acenaphthylen-1-one

Molecular Formula	C₁₁H₁₁NO
Molecular Weight	173.21100
Exact Mass	173.08400
PSA	29.10000
LogP	1.78860

HS Code	2933990090

105400-81-5 structure

105400-81-5

~94%

53921-72-5 structure

53921-72-5

Literature: LABORATORIOS DEL DR. ESTEVE, S.A. Patent: EP1676840 A1, 2006 ; Location in patent: Page/Page column 21-22 ;

3230-65-7 structure

3230-65-7

~%

53921-72-5 structure

53921-72-5

Literature: Pelletier, Jeffrey C.; Cava, Michael P. Journal of Organic Chemistry, 1987 , vol. 52, # 4 p. 616 - 622

91-21-4 structure

91-21-4

~%

53921-72-5 structure

53921-72-5

Literature: Pelletier, Jeffrey C.; Cava, Michael P. Journal of Organic Chemistry, 1987 , vol. 52, # 4 p. 616 - 622

Precursor 3
105400-81-5 3230-65-7 91-21-4
DownStream 0

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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