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ChemicalBook >> CAS DataBase List >> 4-Hydroxyphthalazine-1-carboxylicacid

4-Hydroxyphthalazine-1-carboxylicacid

$16 - $1880
Product name: 4-Hydroxyphthalazine-1-carboxylicacid
CAS: 3260-44-4
MF: C9H6N2O3
MW: 190.16
EINECS:
MDL Number:MFCD00524727
Synonyms:4-Hydroxyphthalazine-1-carboxylicacid ;1-phthalazinecarboxylic acid, 3,4-dihydro-4-oxo-;4-oxo-3,4-dihydrophthalazine-1-carboxylic acid(SALTDATA: FREE);4-keto-3H-phthalazine-1-carboxylic acid;4-oxo-3H-phthalazine-1-carboxylic acid;4-hydroxynaphthyridine-1-carboxylic acid;4-Oxo-3,4-dihydrophthalazine-1-carboxylic acid 96%

Price44 Properties Safety Information Description

44 prices

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Brand

aablocks
ACHEMBLOCK
AK Scientific
Alichem
Ambeed
American Custom Chemicals Corporation
Apolloscientific
Arctom
ChemBridge Corporation
Chemenu
CHESS
Crysdot
Matrix Scientific
Synthonix
TRC

Package

50mg
100mg
250.00mg
250mg
1g
1.00g
2.5G
5.00g
5g
10g
25G

Manufactureraablocks
Product numberAA00CIRX
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid ≥96%
Packaging50mg
Price$16
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00CIRX
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%
Packaging100mg
Price$29
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00CIRX
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%
Packaging250mg
Price$36
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00CIRX
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%
Packaging1g
Price$87
Updated2026-05-28
Buy

Manufactureraablocks
Product numberAA00CIRX
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%
Packaging5g
Price$335
Updated2026-05-28
Buy

ManufacturerACHEMBLOCK
Product numberX188362
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 97%
Packaging5G
Price$470
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberX188362
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 97%
Packaging25G
Price$1880
Updated2026-05-27
Buy

ManufacturerACHEMBLOCK
Product numberX188362
Product description4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 97%
Packaging1G
Price$125
Updated2026-05-27
Buy

ManufacturerAK Scientific
Product number3651AB
Product description4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid
Packaging100mg
Price$286
Updated2021-12-16
Buy

ManufacturerAlichem
Product number3260444
Product description4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid
Packaging5g
Price$305.91
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA105122
Product description4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%
Packaging5g
Price$312
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA105122
Product description4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%
Packaging1g
Price$103
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA105122
Product description4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%
Packaging250mg
Price$46
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA105122
Product description4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%
Packaging100mg
Price$30
Updated2021-12-16
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberCHM0026413
Product description4-OXO-3,4-DIHYDRO-PHTHALAZINE-1-CARBOXYLIC ACID 95.00%
Packaging5G
Price$1210.63
Updated2021-12-16
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberCHM0026413
Product description4-OXO-3,4-DIHYDRO-PHTHALAZINE-1-CARBOXYLIC ACID 95.00%
Packaging1G
Price$736.12
Updated2021-12-16
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
aablocks	AA00CIRX	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid ≥96%	50mg	$16	2026-05-28	Buy
aablocks	AA00CIRX	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%	100mg	$29	2026-05-28	Buy
aablocks	AA00CIRX	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%	250mg	$36	2026-05-28	Buy
aablocks	AA00CIRX	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%	1g	$87	2026-05-28	Buy
aablocks	AA00CIRX	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 95%	5g	$335	2026-05-28	Buy
ACHEMBLOCK	X188362	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 97%	5G	$470	2026-05-27	Buy
ACHEMBLOCK	X188362	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 97%	25G	$1880	2026-05-27	Buy
ACHEMBLOCK	X188362	4-oxo-3,4-dihydrophthalazine-1-carboxylic acid 97%	1G	$125	2026-05-27	Buy
AK Scientific	3651AB	4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid	100mg	$286	2021-12-16	Buy
Alichem	3260444	4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid	5g	$305.91	2021-12-16	Buy
Ambeed	A105122	4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%	5g	$312	2021-12-16	Buy
Ambeed	A105122	4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%	1g	$103	2021-12-16	Buy
Ambeed	A105122	4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%	250mg	$46	2021-12-16	Buy
Ambeed	A105122	4-Oxo-3,4-dihydrophthalazine-1-carboxylicacid 95%	100mg	$30	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0026413	4-OXO-3,4-DIHYDRO-PHTHALAZINE-1-CARBOXYLIC ACID 95.00%	5G	$1210.63	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0026413	4-OXO-3,4-DIHYDRO-PHTHALAZINE-1-CARBOXYLIC ACID 95.00%	1G	$736.12	2021-12-16	Buy

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Properties

Melting point :232 °C
Density :1.56±0.1 g/cm3(Predicted)
storage temp. :2-8°C
pka :1.24±0.20(Predicted)

Safety Information

Symbol(GHS):

Signal word:

Danger

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H301	Toxic if swalloed	Acute toxicity,oral	Category 3	Danger	P264, P270, P301+P310, P321, P330,P405, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P

Precautionary statements:

P264	Wash hands thoroughly after handling.
P264	Wash skin thouroughly after handling.
P270	Do not eat, drink or smoke when using this product.
P280	Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352	IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338	IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313	IF SKIN irritation occurs: Get medical advice/attention.
P337+P313	IF eye irritation persists: Get medical advice/attention.
P405	Store locked up.
P501	Dispose of contents/container to..…

Description

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JinYan Chemicals(ShangHai) Co.,Ltd. Wuhan TCASChem Technology Co., Ltd. Clearsynth Labs Limited Hangzhou J&H Chemical Co., Ltd. Shanghai HuanChuan Industry Co.,Ltd. Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. Hubei Chuangliankangcheng Pharmaceutical Co., Ltd. Shanghai YuanYe Biotechnology Co., Ltd. Shanghai Changyan Chem & Tech Co., Ltd. Amadis Chemical Company Limited

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4-Hydroxyphthalazine-1-carboxylicacid

Properties

Safety Information

Description

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