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

4-Hydroxyphthalic anhydride

4-Hydroxyphthalic anhydride price.
  • $8 - $3998
  • Product name: 4-Hydroxyphthalic anhydride
  • CAS: 27550-59-0
  • MF: C8H4O4
  • MW: 164.12
  • EINECS:
  • MDL Number:MFCD00997252
  • Synonyms:5-hydroxy-2-benzofuran-1,3-dione;5-hydroxy-1,3-dihydro-2-benzofuran-1,3-dione;4-Hydroxy-phthalicanhydrid;1,3-Isobenzofurandione,5-hydroxy-;5-Hydroxy-1,3-isobenzofurandione, 98+%;Hydroxyisobenzofuran​5-hydroxyisobenzofuran-1,3-dione;4-Hydroxyphthalic anhydride
Price51 Properties Safety Information Description
51 prices
Selected condition：
Brand
  • aablocks
  • Abosyn
  • ACHEMBLOCK
  • AK Scientific
  • Alichem
  • American Custom Chemicals Corporation
  • Apolloscientific
  • Arctom
  • BLDpharm
  • Chemenu
  • ChemScene
  • Crysdot
  • J&W Pharmlab
  • Synthonix
  • TRC
Package
  • 5MG
  • 50mg
  • 100mg
  • 250mg
  • 0.25g
  • 500mg
  • 1g
  • 5g
  • 10g
  • 25G
  • 100G
  • Manufactureraablocks
  • Product numberAA002TZL
  • Product description5-Hydroxyisobenzofuran-1,3-Dione 95%
  • Packaging100mg
  • Price$8
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002TZL
  • Product description5-Hydroxyisobenzofuran-1,3-Dione 95%
  • Packaging250mg
  • Price$10
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002TZL
  • Product description5-Hydroxyisobenzofuran-1,3-Dione 95%
  • Packaging1g
  • Price$12
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA002TZL
  • Product description5-Hydroxyisobenzofuran-1,3-Dione 95%
  • Packaging5g
  • Price$32
  • Updated2026-05-28
  • Buy
  • ManufacturerAbosyn
  • Product number61-11085
  • Product description5-Hydroxyisobenzofuran-1,3-dione 95-98%
  • Packaging1g
  • Price$405
  • Updated2021-12-16
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberS76338
  • Product description5-hydroxy-1,3-dihydro-2-benzofuran-1,3-dione 97%
  • Packaging100G
  • Price$750
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberS76338
  • Product description5-hydroxy-1,3-dihydro-2-benzofuran-1,3-dione 97%
  • Packaging25G
  • Price$250
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product numberV2120
  • Product description5-Hydroxy-2-benzofuran-1,3-dione 95%
  • Packaging10g
  • Price$125
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberV2120
  • Product description5-Hydroxy-2-benzofuran-1,3-dione 95%
  • Packaging1g
  • Price$19
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberV2120
  • Product description5-Hydroxy-2-benzofuran-1,3-dione 95%
  • Packaging5g
  • Price$62
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberV2120
  • Product description5-Hydroxy-2-benzofuran-1,3-dione 95%
  • Packaging25g
  • Price$313
  • Updated2026-06-04
  • Buy
  • ManufacturerAK Scientific
  • Product numberV2120
  • Product description5-Hydroxy-2-benzofuran-1,3-dione 95%
  • Packaging100g
  • Price$1167
  • Updated2026-06-04
  • Buy
  • ManufacturerAlichem
  • Product number27550590
  • Product description5-Hydroxyisobenzofuran-1,3-dione
  • Packaging1g
  • Price$320.1
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number27550590
  • Product description5-Hydroxyisobenzofuran-1,3-dione
  • Packaging5g
  • Price$1144
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberCHM1040106
  • Product description4-HYDROXYPHTHALIC ANHYDRIDE 95.00%
  • Packaging5MG
  • Price$503.79
  • Updated2021-12-16
  • Buy
  • ManufacturerApolloscientific
  • Product numberOR72403
  • Product description5-Hydroxyisobenzofuran-1,3-dione 97%
  • Packaging5g
  • Price$39
  • Updated2026-06-04
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA002TZL 5-Hydroxyisobenzofuran-1,3-Dione 95% 100mg $8 2026-05-28 Buy
aablocks AA002TZL 5-Hydroxyisobenzofuran-1,3-Dione 95% 250mg $10 2026-05-28 Buy
aablocks AA002TZL 5-Hydroxyisobenzofuran-1,3-Dione 95% 1g $12 2026-05-28 Buy
aablocks AA002TZL 5-Hydroxyisobenzofuran-1,3-Dione 95% 5g $32 2026-05-28 Buy
Abosyn 61-11085 5-Hydroxyisobenzofuran-1,3-dione 95-98% 1g $405 2021-12-16 Buy
ACHEMBLOCK S76338 5-hydroxy-1,3-dihydro-2-benzofuran-1,3-dione 97% 100G $750 2026-05-27 Buy
ACHEMBLOCK S76338 5-hydroxy-1,3-dihydro-2-benzofuran-1,3-dione 97% 25G $250 2026-05-27 Buy
AK Scientific V2120 5-Hydroxy-2-benzofuran-1,3-dione 95% 10g $125 2026-06-04 Buy
AK Scientific V2120 5-Hydroxy-2-benzofuran-1,3-dione 95% 1g $19 2026-06-04 Buy
AK Scientific V2120 5-Hydroxy-2-benzofuran-1,3-dione 95% 5g $62 2026-06-04 Buy
AK Scientific V2120 5-Hydroxy-2-benzofuran-1,3-dione 95% 25g $313 2026-06-04 Buy
AK Scientific V2120 5-Hydroxy-2-benzofuran-1,3-dione 95% 100g $1167 2026-06-04 Buy
Alichem 27550590 5-Hydroxyisobenzofuran-1,3-dione 1g $320.1 2021-12-16 Buy
Alichem 27550590 5-Hydroxyisobenzofuran-1,3-dione 5g $1144 2021-12-16 Buy
American Custom Chemicals Corporation CHM1040106 4-HYDROXYPHTHALIC ANHYDRIDE 95.00% 5MG $503.79 2021-12-16 Buy
Apolloscientific OR72403 5-Hydroxyisobenzofuran-1,3-dione 97% 5g $39 2026-06-04 Buy
Next Last

Properties

Melting point :171-173 °C(Solv: acetic acid (64-19-7))
Boiling point :407.8±28.0 °C(Predicted)
Density :1.624±0.06 g/cm3(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
pka :6.52±0.20(Predicted)
Appearance :Off-white to light brown Solid
InChI :InChI=1S/C8H4O4/c9-4-1-2-5-6(3-4)8(11)12-7(5)10/h1-3,9H
InChIKey :PXHIYFMTRHEUHZ-UHFFFAOYSA-N
SMILES :C1(=O)C2=C(C=C(O)C=C2)C(=O)O1

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:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
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.
P321 Specific treatment (see … on this label).
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P362 Take off contaminated clothing and wash before reuse.

Description

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