Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-hydroxyquinoline-5-carboxylic acid
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-hydroxyquinoline-5-carboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

83734-43-4

83734-43-4 structure

83734-43-4 structure

Name: 2-hydroxyquinoline-5-carboxylic acid
Chemical Name: 2-oxo-1H-quinoline-5-carboxylic acid
CAS Number: 83734-43-4
Molecular Formula: C₁₀H₇NO₃
Molecular Weight: 189.16700
Create Date: 2016-12-05 09:21:28
Modify Date: 2025-08-25 19:13:22

Name	2-oxo-1H-quinoline-5-carboxylic acid
Synonyms	5-carboxycarbostyril MYHZJFNXPLDYNN-UHFFFAOYSA 1,2-dihydro-2-oxoquinoline-5-carboxylic acid 1,2-dihydro-2-oxo-5-quinolinecarboxylic acid

Boiling Point	472.7±45.0°C at 760 mmHg
Molecular Formula	C₁₀H₇NO₃
Molecular Weight	189.16700
Exact Mass	189.04300
PSA	70.42000
LogP	1.63860

Hazard Codes	Xi
HS Code	2933499090

83734-42-3 structure

83734-42-3

~49%

83734-43-4 structure

83734-43-4

Literature: Tominaga; Yo; Ogawa; Yamashita; Yabuuchi; Nakagawa Chemical and Pharmaceutical Bulletin, 1986 , vol. 34, # 2 p. 682 - 693

99-05-8 structure

99-05-8

~%

83734-43-4 structure

83734-43-4

Literature: Tominaga; Yo; Ogawa; Yamashita; Yabuuchi; Nakagawa Chemical and Pharmaceutical Bulletin, 1986 , vol. 34, # 2 p. 682 - 693

Precursor 2
83734-42-3 99-05-8
DownStream 2
70758-34-8 88371-29-3

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%

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