Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,4-Dihydro-4-oxo-8-quinazolinecarboxylic acid
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,4-Dihydro-4-oxo-8-quinazolinecarboxylic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 3,4-Dihydro-4-oxo-8-quinazolinecarboxylic acid
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 406104890@qq.com

19181-77-2

19181-77-2 structure

19181-77-2 structure

Name: 3,4-Dihydro-4-oxo-8-quinazolinecarboxylic acid
Chemical Name: 4-oxo-1H-quinazoline-8-carboxylic acid
CAS Number: 19181-77-2
Molecular Formula: C₉H₆N₂O₃
Molecular Weight: 190.15600
Create Date: 2018-12-27 22:08:53
Modify Date: 2025-08-25 13:19:47

Name	4-oxo-1H-quinazoline-8-carboxylic acid
Synonyms	8-Quinazolinecarboxylic acid,3,4-dihydro-4-oxo 4-oxo-3,4-dihydroquinazoline-8-carboxylic acid 3,4-dihydro-4-oxoquinazoline-8-carboxylic acid 4-Oxo-3,4-dihydro-chinazolin-8-carbonsaeure 3,4-Dihydro-4-oxo-8-quinazolinecarboxylic acid

Density	1.56±0.1 g/cm3(Predicted)
Boiling Point	428.9±47.0 °C(Predicted)
Melting Point	310-315 °C
Molecular Formula	C₉H₆N₂O₃
Molecular Weight	190.15600
Exact Mass	190.03800
PSA	83.05000
LogP	0.62130

HS Code	2933990090

Precursor 2
39622-79-2 77287-34-4
DownStream 2
1000578-10-8 903130-01-8

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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