Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 4-OXO-3,4-DIHYDROPHTHALAZINE-1-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: 4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: 4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 95.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

3260-44-4

3260-44-4 structure

3260-44-4 structure

Name: 4-OXO-3,4-DIHYDROPHTHALAZINE-1-CARBOXYLIC ACID
Chemical Name: 4-oxo-3H-phthalazine-1-carboxylic acid
CAS Number: 3260-44-4
Molecular Formula: C₉H₆N₂O₃
Molecular Weight: 190.15600
Create Date: 2018-09-17 15:36:13
Modify Date: 2025-08-28 11:39:26

Name	4-oxo-3H-phthalazine-1-carboxylic acid
Synonyms	4-Oxo-3,4-dihydro-1-phthalazin-carbonsaeure 4-Oxo-3,4-dihydro-phthalazine-1-carboxylic acid 4-oxo-3-hydrophthalazinecarboxylic acid 4-Oxo-3,4-dihydro-phthalazin-1-carbonsaeure 1-<2H>-Phthalazinon-4-carbonsaeure 4-hydroxyphthalazine-1-carboxylic acid 3-Methyl-phthalaz-4-on-1-carbonsaeure

Density	1.56g/cm3
Boiling Point	591.8ºC at 760mmHg
Molecular Formula	C₉H₆N₂O₃
Molecular Weight	190.15600
Flash Point	311.7ºC
Exact Mass	190.03800
PSA	83.05000
LogP	0.62130
Index of Refraction	1.71

HS Code	2933990090

91-20-3 structure

91-20-3

~%

3260-44-4 structure

3260-44-4

Literature: Yakugaku Kenkyu, , vol. 28, p. 609,611, 612 Chem.Abstr., , p. 16483 Chemische Berichte, , vol. 33, p. 2811

49546-81-8 structure

49546-81-8

~%

3260-44-4 structure

3260-44-4

Literature: Zhurnal Obshchei Khimii, , vol. 26, p. 1749,1754; engl. Ausg. S. 1963, 1967

528-46-1 structure

528-46-1

~%

3260-44-4 structure

3260-44-4

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. <2> 51, p. 148

3674-33-7 structure

3674-33-7

~%

3260-44-4 structure

3260-44-4

Literature: Zhurnal Obshchei Khimii, , vol. 26, p. 1749,1754; engl. Ausg. S. 1963, 1967

7664-93-9 structure

7664-93-9

49546-81-8 structure

49546-81-8

~%

3260-44-4 structure

3260-44-4

Literature: Zhurnal Obshchei Khimii, , vol. 26, p. 1749,1754; engl. Ausg. S. 1963, 1967

Precursor 4
91-20-3 528-46-1 3674-33-7 7664-93-9
DownStream 3
53960-10-4 119-39-1 38933-79-8

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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