Wine Chemistry and Biochemistry

8B Polyfunctional Thiol Compound 277

Ta b l e 8 B. 1 Volatile thiols identified inVitis viniferawines

LRI

(BP20)

Descriptor Formula

I:Ethyl-2-sulfanylpropionate n.d. fruity

O

O

SH

II:2-Methyl-3-furanthiol 1341 meaty O

SH

III:4-Methyl-4-sulfanylpentan-2-

one

1389 box-tree

HS O

IV:2-Furanmethanethiol 1420 Coffee O

SH

V:2-Sulfanylethyl acetate 1420 meaty

HS

O

O

VI:4-Methyl-4-sulfanylpentan-2-ol 1568 Citrus

zest

OH

HS

VII: Ethyl-3-sulfanylpropionate n.d. meaty

HS

O

O

VIII: 3-Sulfanylbutan-1-ol 1670 onion,

leek

OH

SH

IX: 3-Methyl-3-sulfanylbutan-1-ol 1677 Cooked

leek

OH

HS

X: Sulfanylpropyl acetate n.d. Meaty O

O

HS

XI: 2-Methyl-3-sulfanylpropan–1-ol 1745 Broth,

sweat

HS OH

Compound