Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Quinophthalone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

5662-02-2

5662-02-2 structure

5662-02-2 structure

Name: Quinophthalone
Chemical Name: 2-(1H-quinolin-2-ylidene)indene-1,3-dione
CAS Number: 5662-02-2
Molecular Formula: C₁₈H₁₁NO₂
Molecular Weight: 273.28500
Create Date: 2016-04-27 22:18:56
Modify Date: 2025-09-18 13:07:17

Names
Properties

Name	2-(1H-quinolin-2-ylidene)indene-1,3-dione

Density	1.366g/cm3
Boiling Point	453.5ºC at 760mmHg
Molecular Formula	C₁₈H₁₁NO₂
Molecular Weight	273.28500
Flash Point	178ºC
Exact Mass	273.07900
PSA	50.19000
LogP	3.85740

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