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

4-Hydroxyphthalic acid

4-Hydroxyphthalic acid price.
  • $7 - $1673
  • Product name: 4-Hydroxyphthalic acid
  • CAS: 610-35-5
  • MF: C8H6O5
  • MW: 182.13
  • EINECS:210-221-6
  • MDL Number:MFCD00013984
  • Synonyms:RARECHEM AL BO 0808;4-hydroxy-2-benzenedicarboxylicacid ;AKOS 237-77;4-HYDROXYPHTHALIC ACID;4-HYDROXY-1,2-BENZENEDICARBOXYLIC ACID;3,4-DICARBOXYPHENOL;4-hydroxy phthalic acid 4-HPA;4-Hydroxyphthalic acid,98%
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  • Manufactureraablocks
  • Product numberAA0033ZP
  • Product description4-Hydroxyphthalic acid 98%
  • Packaging1g
  • Price$7
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0033ZP
  • Product description4-Hydroxyphthalic acid 98%
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  • Price$8
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0033ZP
  • Product description4-Hydroxyphthalic acid 98%
  • Packaging10g
  • Price$12
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0033ZP
  • Product description4-Hydroxyphthalic acid 98%
  • Packaging25g
  • Price$21
  • Updated2026-05-28
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  • Manufactureraablocks
  • Product numberAA0033ZP
  • Product description4-Hydroxyphthalic acid 95%
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  • Price$81
  • Updated2026-05-28
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  • ManufacturerAbosyn
  • Product number10-4337
  • Product description4-Hydroxy-1,2-benzenedicarboxylic acid ≧95%(Puritymayvarybetweenbatches)
  • Packaging5g
  • Price$60
  • Updated2026-05-21
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  • ManufacturerActivate Scientific
  • Product numberAS40454
  • Product description4-Hydroxyphthalic acid 97%
  • Packaging25g
  • Price$56
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS40454
  • Product description4-Hydroxyphthalic acid 97%
  • Packaging5g
  • Price$24
  • Updated2026-06-04
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  • ManufacturerActivate Scientific
  • Product numberAS40454
  • Product description4-Hydroxyphthalic acid 97%
  • Packaging100g
  • Price$169
  • Updated2026-06-04
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  • ManufacturerAHH
  • Product numberMT-15500
  • Product description4-Hydroxyphthalic Acid 99%
  • Packaging25g
  • Price$298
  • Updated2021-12-16
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  • ManufacturerAHH
  • Product numberMT-15500
  • Product description4-Hydroxyphthalic acid 97%
  • Packaging25g
  • Price$298
  • Updated2026-05-25
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  • ManufacturerAHH
  • Product numberMT-15500
  • Product description4-Hydroxyphthalic acid 97%
  • Packaging25g
  • Price$298
  • Updated2026-05-26
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  • ManufacturerAK Scientific
  • Product numberQ228
  • Product description4-Hydroxyphthalic acid 98%(HPLC)
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  • Price$372
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberJ90465
  • Product description4-Hydroxyphthalic acid 95%
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  • Price$94
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberQ228
  • Product description4-Hydroxyphthalic acid 98%(HPLC)
  • Packaging25g
  • Price$125
  • Updated2026-06-04
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  • ManufacturerAK Scientific
  • Product numberQ228
  • Product description4-Hydroxyphthalic acid 98%(HPLC)
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  • Price$16
  • Updated2026-06-04
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Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA0033ZP 4-Hydroxyphthalic acid 98% 1g $7 2026-05-28 Buy
aablocks AA0033ZP 4-Hydroxyphthalic acid 98% 5g $8 2026-05-28 Buy
aablocks AA0033ZP 4-Hydroxyphthalic acid 98% 10g $12 2026-05-28 Buy
aablocks AA0033ZP 4-Hydroxyphthalic acid 98% 25g $21 2026-05-28 Buy
aablocks AA0033ZP 4-Hydroxyphthalic acid 95% 100g $81 2026-05-28 Buy
Abosyn 10-4337 4-Hydroxy-1,2-benzenedicarboxylic acid ≧95%(Puritymayvarybetweenbatches) 5g $60 2026-05-21 Buy
Activate Scientific AS40454 4-Hydroxyphthalic acid 97% 25g $56 2026-06-04 Buy
Activate Scientific AS40454 4-Hydroxyphthalic acid 97% 5g $24 2026-06-04 Buy
Activate Scientific AS40454 4-Hydroxyphthalic acid 97% 100g $169 2026-06-04 Buy
AHH MT-15500 4-Hydroxyphthalic Acid 99% 25g $298 2021-12-16 Buy
AHH MT-15500 4-Hydroxyphthalic acid 97% 25g $298 2026-05-25 Buy
AHH MT-15500 4-Hydroxyphthalic acid 97% 25g $298 2026-05-26 Buy
AK Scientific Q228 4-Hydroxyphthalic acid 98%(HPLC) 100g $372 2026-06-04 Buy
AK Scientific J90465 4-Hydroxyphthalic acid 95% 25g $94 2026-06-04 Buy
AK Scientific Q228 4-Hydroxyphthalic acid 98%(HPLC) 25g $125 2026-06-04 Buy
AK Scientific Q228 4-Hydroxyphthalic acid 98%(HPLC) 1g $16 2026-06-04 Buy

Properties

Melting point :191-194 °C
Boiling point :235.5°C (rough estimate)
Density :1.3293 (rough estimate)
refractive index :1.4330 (estimate)
storage temp. :Sealed in dry,Room Temperature
solubility :DMSO (Slightly), Methanol (Slightly)
pka :3.13±0.10(Predicted)
form :Powder
color :White to off-white
Water Solubility :Slightly miscible with water.
InChI :InChI=1S/C8H6O5/c9-4-1-2-5(7(10)11)6(3-4)8(12)13/h1-3,9H,(H,10,11)(H,12,13)
InChIKey :MWRVRCAFWBBXTL-UHFFFAOYSA-N
SMILES :C1(C(O)=O)=CC=C(O)C=C1C(O)=O
CAS DataBase Reference :610-35-5(CAS DataBase Reference)
EPA Substance Registry System :1,2-Benzenedicarboxylic acid, 4-hydroxy- (610-35-5)

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
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

4-Hydroxyphthalic acid is used as a precursor to prepare 3,5-dichloro-4-hydroxyphthalic acid using the reagent aqueous acetic acid and chlorine. Further, it is also used as a starting material in the manufacture of N-(4-carboxyphenyl)-4-acetoxyphthalimide.

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