W324000 Sigma-Aldrich


≥97%, FG

Synonym: 2-Methylbenzenethiol, o-Thiocresol

  • CAS Number 137-06-4

  • Linear Formula CH3C6H4SH

  • Molecular Weight 124.20

  •  FEMA Number 3240

  •  EC Number 205-276-8

  •  Council of Europe no. 2272

  •  MDL number MFCD00004838

  •  PubChem Substance ID 24901578

  •  Flavis number 12.027



Related Categories Alphabetical Listings, Certified Food Grade Products, Flavors and Fragrances, Halal Certified Products, Kosher Certified Products,
biological source   synthetic
grade   FG
reg. compliance   EU Regulation 1334/2008 & 178/2002
assay   ≥97%
refractive index   n20/D 1.578(lit.)
bp   195 °C(lit.)
mp   10-12 °C (lit.)
density   1.054 g/mL at 25 °C(lit.)
Agency/Method   meets purity specifications of JECFA
Documentation   see Safety & Documentation for available documents
Organoleptic   meaty; sulfurous
food allergen   no known allergens


Other Notes

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Safety & Documentation
Protocols & Articles


Potential Application for O-Toluenethiol, FG

This ingredient lends itself to many savory applications. It works well in roast beef, cooked pork or smoky bacon applications where cooked liver notes might be appealing. It would also find use in c...

Securing a Traceable Supply Chain for Food Grade Flavor Ingredients

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Keywords: Food & Beverage, Food Safety, Solvents

Understanding the Complexities of Kosher Ingredients

Introduction What is Kosher Product Considerations for Kosher Certification Kosher's Added Benefit to the Food Industry Sigma-Aldrich's Kosher Experience and Offering
Dr. Luke Grocholl1, Rabbi Gershon Segal

1Dr. Luke Grocholl, Quality Assurance Supervisor, Sigma-Aldrich Flavors & Fragrances
Keywords: Fermentation, Food & Beverage, Safety industry

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