p-Hydroxybenzyl Alcohol CAS 623-05-2

p-Hydroxybenzyl Alcohol, or 4-hydroxybenzyl alcohol (CAS 623-05-2), is a white crystalline phenolic compound with phenol and benzyl alcohol groups. Soluble in hot water, alcohol and ether, it is the phenolic alcohol linked to gastrodin from Gastrodia elata. It is an intermediate for gastrodin and pharmaceutical synthesis, an organic building block, and a material for flavors, resins and cosmetic actives. UATChem supplies it in 1 kg foil bags, 25 kg woven bags and fiber drums, with COA, TDS and SDS on request.

  • CAS: 623-05-2
  • EC Number: 210-768-0
  • Synonyms: 4-Hydroxybenzyl alcohol; 4-(hydroxymethyl)phenol
  • Molecular Formula: C₇H₈O₂
  • Molecular Weight: 124.14
  • Linear Formula: HOC₆H₄CH₂OH
  • Type: Phenolic fine chemical intermediate
  • Appearance: White to off-white crystalline powder
  • Melting Point: About 114 to 122 °C
  • Boiling Point: About 252 °C
  • Solubility: Soluble in hot water, alcohol and ether
  • Packaging: 1 kg foil bag / 25 kg woven bag or fiber drum, custom packing available
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What p-Hydroxybenzyl Alcohol Is

p-Hydroxybenzyl alcohol is a phenolic fine chemical with phenol and benzyl alcohol groups. It is a white to off-white crystalline powder, soluble in hot water, alcohol and ether, with a melting point around 114 to 122 °C. The two groups let it form ethers, esters, aldehydes and other derivatives, and the alcohol is the aglycone of gastrodin from Gastrodia elata. UATChem supplies industrial and synthesis grade, with assay on the COA.

Pharmaceutical, Flavor and Synthesis Uses

  • Gastrodin and pharmaceutical synthesis. Used as a starting material and intermediate for gastrodin and related phenolic compounds, and supplied to research and synthesis teams as a phenolic building block.
  • Organic synthesis and resins. The phenol and benzyl alcohol groups support ethers, esters, aldehydes and other derivatives, and the material serves as a synthetic resin intermediate.
  • Flavor and fragrance. Applied as a flavor and fragrance material, with food grade (FG) material available on request against the destination flavor regulations.
  • Cosmetic actives. Used as a phenolic ingredient in skin care formulations where a plant associated phenolic alcohol is wanted.

Typical Specifications

Industrial and synthesis grades differ in assay by HPLC and particle size, reported on the COA for each lot; the table below identifies the material.

Parameter Typical Value
CAS / EC 623-05-2 / 210-768-0
Synonyms 4-Hydroxybenzyl alcohol; 4-(hydroxymethyl)phenol
Molecular Formula C₇H₈O₂
Molecular Weight 124.14
Linear Formula HOC₆H₄CH₂OH
Appearance White to off-white crystalline powder
Melting Point About 114 to 122 °C
Boiling Point About 252 °C
Solubility Soluble in hot water, alcohol and ether
Grade Industrial / synthesis

Packaging, Documents and Ordering

  • Small lots ship in 1 kg aluminum foil bags in cartons, matching the sample photo; bulk orders use 25 kg woven bags or fiber drums on pallets and 500 kg bulk bags, matching the warehouse photos. Keep sealed in a cool, dry, dark place away from moisture.
  • COA, TDS and SDS are provided for every lot, with HPLC assay on the COA. Food grade (FG) or other specified grades can be discussed against the destination requirements.
  • For a quote, UATChem needs the grade, quantity, packing and destination port; sample and bulk packing are both available.

FAQ

Q: What is p-hydroxybenzyl alcohol used for?

A: It is an intermediate for gastrodin and drug synthesis, an organic building block, and a material for flavors and resins.

Q: Is p-hydroxybenzyl alcohol related to gastrodin?

A: Yes, gastrodin is the glucoside of p-hydroxybenzyl alcohol, so the alcohol is a starting material in gastrodin synthesis.

Q: What is the CAS number and appearance?

A: p-Hydroxybenzyl alcohol is CAS 623-05-2, EC 210-768-0, a white to off-white crystalline powder with assay on the COA.

Q: Can I order small quantities?

A: Yes, UATChem supplies 1 kg foil bag samples as well as 25 kg woven bags, fiber drums and 500 kg bulk bags for larger orders.

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