4-Methyl-5-vinylthiazole

CAS NO.：1759-28-0
Empirical Formula: C6H7NS
Molecular Weight: 125.19
MDL number: MFCD00005337
EINECS: 217-160-4
SAFETY DATA SHEET (SDS)
Update Date: 2024-11-05 11:59:05

What is 4-Methyl-5-vinylthiazole?

Chemical properties

CLEAR YELLOW TO BROWN LIQUID

Chemical properties

4-Methyl-5-vinylthiazole has a nutty, cocoa odor.

Occurrence

Reported found in cocoa aroma, yellow passion fruit aroma, garlic, pork, cognac, roasted filberts and soursop.

The Uses of 4-Methyl-5-vinylthiazole

4-Methyl-5-vinylthiazole is found in flowers and is highly attractive to both male and female beetles of three species of the genus Cyclocephala, pollinators of the studied plant taxa.

Taste threshold values

Taste characteristics at 20 ppm: nutty, musty, earthy, cocoa powder-like

General Description

4-Methyl-5-vinylthiazole is a nitrogen and sulphur-containing heterocyclic compound, present in the species of Annona (magnoliids, Annonaceae) and Caladium bicolor (monocots, Araceae). It is extremely attractive to both male and female beetles of three species of the genus Cyclocephala.

Properties of 4-Methyl-5-vinylthiazole

Melting point:	-15 °C (lit.)
Boiling point:	78-80 °C/25 mmHg (lit.)
Density	1.093 g/mL at 25 °C (lit.)
refractive index	n20/D 1.568(lit.)
FEMA	3313 \| 4-METHYL-5-VINYLTHIAZOLE
Flash point:	159 °F
storage temp.	Inert atmosphere,2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly)
form	liquid
pka	3.17±0.10(Predicted)
color	Dark Yellow
Specific Gravity	1.093
Odor	at 0.10 % in dipropylene glycol. musty nutty root vegetable cocoa
JECFA Number	1038
BRN	107867
Stability:	Light and Temperature Sensitive
CAS DataBase Reference	1759-28-0(CAS DataBase Reference)
NIST Chemistry Reference	Thiazole, 5-ethenyl-4-methyl-(1759-28-0)
EPA Substance Registry System	4-Methyl-5-vinylthiazole (1759-28-0)

Safety information for 4-Methyl-5-vinylthiazole

Signal word	Warning
Pictogram(s)	Exclamation Mark Irritant GHS07
GHS Hazard Statements	H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes	P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.