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ChemicalBook >> CAS DataBase List >> 4-Hydroxyisophthalic acid

4-Hydroxyisophthalic acid

4-Hydroxyisophthalic acid price.
  • $9 - $1593.9
  • Product name: 4-Hydroxyisophthalic acid
  • CAS: 636-46-4
  • MF: C8H6O5
  • MW: 182.13
  • EINECS:211-258-0
  • MDL Number:MFCD00010391
  • Synonyms:HYDROXYISOPHTHALIC ACID, 4-;4-HYDROXYISOPHTHALIC ACID;4-HYDROXYBENZENE-1,3-DICARBOXYLIC ACID;4-HYDROXY-1,3-BENZENEDECARBOXYLIC ACID;4-HYDROXY-1,3-BENZENEDICARBOXYLIC ACID;ACETYLSALISYLIC ACID IMP B;NSC 2445;Aspirin EP IMpurity B
Price49 Properties Safety Information Description
49 prices
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  • aablocks
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  • AK Scientific
  • American Custom Chemicals Corporation
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Package
  • 200mg
  • y0000405
  • 100MG
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  • 25.00g
  • 100.00g
  • 100g
  • 15 mg
  • Manufactureraablocks
  • Product numberAA00E91K
  • Product description4-Hydroxyisophthalic acid 98%
  • Packaging1g
  • Price$9
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00E91K
  • Product description4-Hydroxyisophthalic acid 98%
  • Packaging5g
  • Price$20
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA00E91K
  • Product description4-Hydroxyisophthalic acid 98%
  • Packaging10g
  • Price$36
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA00E91K
  • Product description4-Hydroxyisophthalic acid 98%
  • Packaging25g
  • Price$47
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA00E91K
  • Product description4-Hydroxyisophthalic acid 98%
  • Packaging100g
  • Price$186
  • Updated2026-05-28
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  • ManufacturerACHEMBLOCK
  • Product numberW164235
  • Product description4-hydroxyisophthalic acid 97%
  • Packaging100G
  • Price$225
  • Updated2026-05-27
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  • ManufacturerAHH
  • Product numberMT-15133
  • Product description4-Hydroxyisophthalic Acid 98%
  • Packaging100g
  • Price$298
  • Updated2021-12-16
  • Buy
  • ManufacturerAHH
  • Product numberMT-15133
  • Product description4-Hydroxyisophthalic acid 97%
  • Packaging100g
  • Price$298
  • Updated2026-05-25
  • Buy
  • ManufacturerAHH
  • Product numberMT-15133
  • Product description4-Hydroxyisophthalic acid 97%
  • Packaging100g
  • Price$298
  • Updated2026-05-26
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  • ManufacturerAK Scientific
  • Product numberX8014
  • Product description4-Hydroxyisophthalic Acid
  • Packaging10g
  • Price$127
  • Updated2021-12-16
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  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0025862
  • Product description4-HYDROXYISOPHTHALIC ACID 95.00%
  • Packaging100MG
  • Price$704.55
  • Updated2021-12-16
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  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM0025862
  • Product description4-HYDROXYISOPHTHALIC ACID 95.00%
  • Packaging1G
  • Price$1593.9
  • Updated2021-12-16
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  • ManufacturerArctom
  • Product numberCS-M1087
  • Product description4-Hydroxyisophthalic acid >=98%
  • Packaging25g
  • Price$44
  • Updated2026-05-25
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  • ManufacturerArctom
  • Product numberCS-M1087
  • Product description4-Hydroxyisophthalic acid >=98%
  • Packaging25g
  • Price$44
  • Updated2026-05-26
  • Buy
  • ManufacturerArctom
  • Product numberCS-M1087
  • Product description4-Hydroxyisophthalic acid >=98%
  • Packaging10g
  • Price$33
  • Updated2026-05-25
  • Buy
  • ManufacturerArctom
  • Product numberCS-M1087
  • Product description4-Hydroxyisophthalic acid >=98%
  • Packaging10g
  • Price$33
  • Updated2026-05-26
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA00E91K 4-Hydroxyisophthalic acid 98% 1g $9 2026-05-28 Buy
aablocks AA00E91K 4-Hydroxyisophthalic acid 98% 5g $20 2026-05-28 Buy
aablocks AA00E91K 4-Hydroxyisophthalic acid 98% 10g $36 2026-05-28 Buy
aablocks AA00E91K 4-Hydroxyisophthalic acid 98% 25g $47 2026-05-28 Buy
aablocks AA00E91K 4-Hydroxyisophthalic acid 98% 100g $186 2026-05-28 Buy
ACHEMBLOCK W164235 4-hydroxyisophthalic acid 97% 100G $225 2026-05-27 Buy
AHH MT-15133 4-Hydroxyisophthalic Acid 98% 100g $298 2021-12-16 Buy
AHH MT-15133 4-Hydroxyisophthalic acid 97% 100g $298 2026-05-25 Buy
AHH MT-15133 4-Hydroxyisophthalic acid 97% 100g $298 2026-05-26 Buy
AK Scientific X8014 4-Hydroxyisophthalic Acid 10g $127 2021-12-16 Buy
American Custom Chemicals Corporation CHM0025862 4-HYDROXYISOPHTHALIC ACID 95.00% 100MG $704.55 2021-12-16 Buy
American Custom Chemicals Corporation CHM0025862 4-HYDROXYISOPHTHALIC ACID 95.00% 1G $1593.9 2021-12-16 Buy
Arctom CS-M1087 4-Hydroxyisophthalic acid >=98% 25g $44 2026-05-25 Buy
Arctom CS-M1087 4-Hydroxyisophthalic acid >=98% 25g $44 2026-05-26 Buy
Arctom CS-M1087 4-Hydroxyisophthalic acid >=98% 10g $33 2026-05-25 Buy
Arctom CS-M1087 4-Hydroxyisophthalic acid >=98% 10g $33 2026-05-26 Buy
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Properties

Melting point :>300°C
Boiling point :310 C
Density :1.4411 (rough estimate)
refractive index :1.5690 (estimate)
storage temp. :2-8°C
solubility :DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
form :solid
pka :2+-.0.10(Predicted)
color :White to Pale Purple
Water Solubility :0.3g/L(24 ºC)
Merck :14,4827
Stability :Hygroscopic
InChI :1S/C8H6O5/c9-6-2-1-4(7(10)11)3-5(6)8(12)13/h1-3,9H,(H,10,11)(H,12,13)
InChIKey :BCEQKAQCUWUNML-UHFFFAOYSA-N
SMILES :OC(C1=CC(C(O)=O)=C(O)C=C1)=O
CAS DataBase Reference :636-46-4(CAS DataBase Reference)

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
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
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P271 Use only outdoors or in a well-ventilated area.
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.

Description

4-Hydroxyisophthalic acid has been proposed as an improvement over aspirin. An impurity of Acetylsalicylic acid (A187780). Acetylsalicylic Acid Impurity B; Aspirin Impurity B

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Suppliers and manufacturers

Hebei Chuanghai Biotechnology Co., Ltd
4-Hydroxyisophthalic acid
$10.00
4-Hydroxyisophthalic acid CAS:636-46-4
Henan Fengda Chemical Co., Ltd
4-Hydroxyisophthalic acid
4-Hydroxyisophthalic acid CAS:636-46-4
Hebei Zhuanglai Chemical Trading Co.,Ltd
4-Hydroxyisophthalic acid
$10.00
4-Hydroxyisophthalic acid CAS:636-46-4
career henan chemical co
4-Hydroxyisophthalic acid
$1.00
4-Hydroxyisophthalic acid CAS:636-46-4
Capot Chemical Co.,Ltd.
Nanjing ChemLin Chemical Industry Co., Ltd.
Accela ChemBio Inc.
Standardpharm Co. Ltd.
BOC Sciences
Shaanxi Dideu Medichem Co. Ltd