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Online Edition: "Specifications for Flavourings"


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Flavouring Benzyl mercaptan
Synonym(s) Benzenemethanethiol
Benzylthiol
alpha-Mercaptoluene
Thiobenzyl alcohol
Latest JECFA evaluation 1999 (Session 53)
Status of specification Full
Chemical name Phenylmethanethiol
JECFA number 526
CAS number 100-53-8  
FEMA number 2147
COE number 477
FLAVIS number -
Molecular weight 124.2 
Chemical formula C7H8S  
Physical form/odour colourless or pale-straw-colored mobile liquid with repulsive garlic-like odour 
Solubility insoluble in water; soluble in oils 
Solubility in ethanol 1 ml in 1 ml 95% alcohol 
Boiling point (°C) 194-195
Assay min % 98
Acid value max -
Refractive index 1.573-1.578
Specific gravity 1.050-1.058
Other requirements -
ID Test IR
Spectrum http://www.fao.org/ag/agn/jecfa-flav/img/img/526.gif



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