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Home › Product Catalog › P-Hydroxybenzaldehyde

P-Hydroxybenzaldehyde

CAS 123-08-0C7H6O2MW 122.12

P-Hydroxybenzaldehyde (CAS 123-08-0) — formula C7H6O2, molecular weight 122.12.

Specifications

CAS Number123-08-0
Molecular FormulaC7H6O2
Molecular Weight122.12
Melting Point117
Boiling Point310
LogP1.35

Purchase Profile

What this product is

P-Hydroxybenzaldehyde is a chemical compound with CAS registry number 123-08-0 and molecular formula C7H6O2 (molecular weight 122.12).

Identification

CAS number: 123-08-0

Its molecular formula C7H6O2 comprises 7 C, 6 H, 2 O atoms.

Also known as: P-Hydroxybenzaldehyde · 4-Hydroxybenzaldehyde · 4-Hydroxy benzaldehyde

Frequently Asked Questions

What is the CAS number of P-Hydroxybenzaldehyde?

The CAS registry number of P-Hydroxybenzaldehyde is 123-08-0.

What is the molecular formula and molecular weight of P-Hydroxybenzaldehyde?

Molecular formula C7H6O2, molecular weight 122.12.

What other names is P-Hydroxybenzaldehyde known by?

It is also registered under: P-Hydroxybenzaldehyde, 4-Hydroxybenzaldehyde, 4-Hydroxy benzaldehyde.

PubChem Public Data

Public-database records for P-Hydroxybenzaldehyde (CAS 123-08-0), reproduced here for independent cross-checking.

Regulatory listings

Regulatory & Food ContactEU Flavoring substances
FDA Substance added to food: FLAVORING AGENT OR ADJUVANT
Flavoring Agents
FLAVOURING_AGENT: Flavouring Agent
Roast
No safety concern at current levels of intake when used as a flavouring agent

Physical description and handling notes

  • Dry Powder
  • Solid; Sublimes at atmospheric pressure without decomposition; [Merck Index] Light brown crystalline solid; [Aldrich MSDS]
  • Solid
  • Beige powder; vanillic/nutty odour
  • slightly soluble in water; soluble in organic solvents
  • freely soluble (in ethanol)

Reported physical properties

沸点310
沸点310.00 to 311.00 °C. @ 760.00 mm Hg
熔点117
熔点117 °C
溶解度8450
溶解度8.45 mg/mL at 25 °C
LogP1.35
Ionization Efficiency1.13
Ionization Efficiency2.7
Ionization EfficiencyMeCN (80%)

How this substance is indexed

CAS Registry Number123-08-0
PubChem CID126
分子式C7H6O2
分子量122.04 g/mol
IUPAC 名称4-hydroxybenzaldehyde
InChIKeyRGHHSNMVTDWUBI-UHFFFAOYSA-N
UNII（FDA）O1738X3Y38
ChEBI 编号CHEBI:17597
FEMA 编号3984
JECFA 编号956

Documented uses

  • Present in many plants in small amounts; [Merck Index] Used as flavoring agent or adjuvant; [FDA] Used to make pharmaceuticals; [Hawley]
  • Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
  • Flavoring Agents -> JECFA Flavorings Index
  • All Other Basic Organic Chemical Manufacturing
  • Benzaldehyde, 4-hydroxy-: ACTIVE

Names this substance appears under

4-hydroxybenzaldehyde; p-Hydroxybenzaldehyde; 123-08-0; 4-Formylphenol; p-Formylphenol; Benzaldehyde, 4-hydroxy-; p-Oxybenzaldehyde; Parahydroxybenzaldehyde; FEMA NO. 3984; Para-Hydroxybenzaldehyde; NSC-2127; O1738X3Y38; DTXSID8059552; CHEBI:17597; RefChem:99272; DTXCID7033787

Computed molecular descriptors

分子量122.12
XLogP31.4
氢键供体数1
氢键受体数2
可旋转键数1
精确质量122.036779430
单同位素质量122.036779430
拓扑极性表面积37.3
重原子数9
形式电荷0

Database abstract

4-Hydroxy benzaldehyde is identified by CAS 123-08-0, molecular formula C7H6O2 and molecular weight 122.04 g/mol. UNII O1738X3Y38; ChEBI 17597; InChIKey RGHHSNMVTDWUBI-UHFFFAOYSA-N. 沸点: 310; 沸点: 310.00 to 311.00 °C. @ 760.00 mm Hg; 熔点: 117.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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