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Merck

240141

4-Hydroxybenzoic acid

ReagentPlus®, ≥99%

Synonyme(s) :

4-Carboxyphenol, 4-Hydroxybenzoic acid, Paraben-acid, p-Carboxyphenol, p-Hydroxybenzoic acid, p-Hydroxyl benzoic acid, p-Salicylic acid

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A propos de cet article

Formule linéaire :
HOC6H4CO2H
Numéro CAS:
99-96-7
Poids moléculaire :
138.12
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24854406
EC Number:
202-804-9
Beilstein/REAXYS Number:
970950
MDL number:
MFCD00002547

Principaux documents

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Nom du produit

4-Hydroxybenzoic acid, ReagentPlus®, ≥99%

InChI key

FJKROLUGYXJWQN-UHFFFAOYSA-N

InChI

1S/C7H6O3/c8-6-3-1-5(2-4-6)7(9)10/h1-4,8H,(H,9,10)

SMILES string

OC(=O)c1ccc(O)cc1

product line

ReagentPlus®

assay

≥99%

form

powder

mp

213-217 °C (lit.)

solubility

water: soluble 125 part(lit.)
acetone: soluble(lit.)
alcohol: freely soluble(lit.)
carbon disulfide: insoluble(lit.)
chloroform: slightly soluble(lit.)
diethyl ether: soluble(lit.)

functional group

carboxylic acid

Quality Level

100

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Catégories apparentées

Application

4-Hydroxybenzoic acid can be used as a reactant to synthesize:
  • Monoesters via esterification with sucrose.
  • Thermotropic liquid crystalline polymers.
  • 4-Hydroxybenzaldoxime via one-pot chemoenzymatic method.

General description

4-Hydroxybenzoic acid is an aromatic carboxylic acid commonly used as a building block in various organic reactions, such as in the synthesis of liquid crystals and parabens. It is also utilized in esterification reactions for synthesizing aromatic oligomers.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

hcodes

H318,H335

Hazard Classifications

Eye Dam. 1 - STOT SE 3

target_organs

Respiratory system

Classe de stockage

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificats d'analyse (COA)

Lot/Batch Number
0000516856
0000516856
0000505436
0000505436
0000498591

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. How can Product 240141, 4-Hydroxybenzoic acid, be dissolved?

    According to the chemicals encyclopedia published by the Royal Society of Chemistry, 4-Hydroxybenzoic acid is freely soluble in alcohol, and soluble in about 125 parts water.

  5. What is the shelf life of Product 240141, 4-Hydroxybenzoic acid?

    This information can be found on the product specification sheet for a related product (H20059).

  6. I see that Product 240141, 4-Hydroxybenzoic acid, is deleted. Which product do you offer in its place?

    Our best offer item is Product No. H20059.

  7. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

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