Merck
All Photos(1)

W398500

Sigma-Aldrich

Salicylic acid

≥99%, FG

Synonym(s):
2-Hydroxybenzoic acid
Linear Formula:
2-(HO)C6H4CO2H
CAS Number:
Molecular Weight:
138.12
FEMA Number:
3985
Beilstein:
774890
EC Number:
MDL number:
PubChem Substance ID:
Flavis number:
8.112
NACRES:
NA.21

Quality Level

biological source

synthetic

grade

FG
Halal
Kosher

Agency

follows IFRA guidelines

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 175.105
FDA 21 CFR 175.300
FDA 21 CFR 177.2600

vapor density

4.8 (vs air)

vapor pressure

1 mmHg ( 114 °C)

assay

≥99%

form

powder or crystals

bp

211 °C (lit.)

mp

158-161 °C (lit.)
158-162 °C

solubility

95% ethanol: 50 mg/mL

density

1.44 g/cm3 at 20 °C

cation traces

As: ≤3 ppm
Cd: ≤1 ppm
Hg: ≤1 ppm
Pb: ≤10 ppm

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

Organoleptic

nutty; phenolic

SMILES string

OC(=O)c1ccccc1O

InChI

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

InChI key

YGSDEFSMJLZEOE-UHFFFAOYSA-N

Gene Information

Looking for similar products? Visit Product Comparison Guide

General description

Salicylic acid (SA) is a phenolic compound commonly found in plants where it plays a role of plant growth regulator and also as a signal molecule mediating in plant defense against pathogens. In food industry, it is used as a preservative and also as a component of food-grade resins, polymers, and adhesives. SA is also used as a peeling agent in chemical peeling of skin.

Packaging

10, 25 kg in fiber drum
1 kg in poly bottle

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

314.6 °F - closed cup

Flash Point(C)

157 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Salicylic acid: properties, biosynthesis and physiological role.
Popova L, et al.
Bulgarian Journal of Plant Physiology, 23(1-2), 85-93 (1997)
The Merck Index: An Encyclopedia of Chemicals, Drugs, and Biologicals
Royal Society of Chemistry null
Dictionary of Food Compounds with CD-ROM: Additives, Flavors, and Ingredients, 947-947 (2012)
Role of salicylic acid in plants.
Raskin I.
Annual Review of Plant Biology, 43(1), 439-463 (1992)
Salicylic acid as a peeling agent: a comprehensive review.
Clinical, cosmetic and investigational dermatology, 8, 455-455 (2015)

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service