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: Propanedioic acid,2-[(3,4-dihydro-1(2H)-quinolinyl)methylene]-, 1,3-diethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

6687-87-2

6687-87-2 structure

6687-87-2 structure

Name: Propanedioic acid,2-[(3,4-dihydro-1(2H)-quinolinyl)methylene]-, 1,3-diethyl ester
Chemical Name: diethyl 2-(3,4-dihydro-2H-quinolin-1-ylmethylidene)propanedioate
CAS Number: 6687-87-2
Molecular Formula: C₁₇H₂₁NO₄
Molecular Weight: 303.35300
Create Date: 2016-09-02 14:54:20
Modify Date: 2025-10-15 18:29:46

Name	diethyl 2-(3,4-dihydro-2H-quinolin-1-ylmethylidene)propanedioate
Synonyms	diethyl(3,4-dihydroquinolin-1(2h)-ylmethylene)malonate diethyl 2-((3,4-dihydro-2H-quinolin-1-yl)methylene)malonate diethyl (3,4-dihydroquinolin-1(2H)-ylmethylidene)propanedioate (3,4-dihydro-2H-quinolin-1-ylmethylene)-malonic acid diethyl ester

Density	1.201g/cm3
Boiling Point	380.8ºC at 760 mmHg
Molecular Formula	C₁₇H₂₁NO₄
Molecular Weight	303.35300
Flash Point	184.1ºC
Exact Mass	303.14700
PSA	55.84000
LogP	2.51430
Index of Refraction	1.582

635-46-1 structure

635-46-1

87-13-8 structure

87-13-8

~%

6687-87-2 structure

6687-87-2

Literature: GLAXO GROUP LIMITED; PLIVA - ISTRAZIVACKI INSTITUT D.O.O. Patent: WO2004/101586 A1, 2004 ; Location in patent: Page 45 ;

Precursor 2
635-46-1 87-13-8
DownStream 1
42835-54-1

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