3581-91-7

Name 4,5-Dimethylthiazole
CAS 3581-91-7
EINECS(EC#) 222-703-3
Molecular Formula C5H7NS
MDL Number MFCD00005336
Molecular Weight 113.18
MOL File 3581-91-7.mol
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Chemical Properties

Appearance Colorless to light yellow liqui
Melting point  83-84 C
Boiling point  158 °C/742 mmHg (lit.)
density  1.07 g/mL at 25 °C(lit.)
FEMA  3274
refractive index  n20/D 1.521(lit.)
Fp  124 °F
storage temp.  Sealed in dry,Room Temperature
form  solid
pka pK1:3.73 (25°C,μ=0.1)
Specific Gravity 1.070
Odor at 0.10 % in dipropylene glycol. roasted nutty fishy green boiled shrimp
biological source synthetic
Odor Type fishy
Detection Methods GC,NMR
JECFA Number 1035
BRN  105694
Major Application flavors and fragrances
InChI 1S/C5H7NS/c1-4-5(2)7-3-6-4/h3H,1-2H3
InChIKey UWSONZCNXUSTKW-UHFFFAOYSA-N
SMILES Cc1ncsc1C
LogP 2.09
CAS DataBase Reference 3581-91-7(CAS DataBase Reference)
NIST Chemistry Reference Thiazole, 4,5-dimethyl-(3581-91-7)
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Safety Data

Hazard Codes  Xn,Xi,F
Risk Statements 
R10:Flammable.
R22:Harmful if swallowed.
R37/38:Irritating to respiratory system and skin .
R41:Risk of serious damage to eyes.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S39:Wear eye/face protection .
S37/39:Wear suitable gloves and eye/face protection .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
RIDADR  UN 1993 3/PG 3
WGK Germany  3
RTECS  XJ4380000
HazardClass  3
PackingGroup  III
HS Code  29349990
Storage Class 3 - Flammable liquids
Hazard Classifications Acute Tox. 4 Oral
Eye Dam. 1
Flam. Liq. 3
Skin Irrit. 2
STOT SE 3

Raw materials And Preparation Products

Hazard Information

Material Safety Data Sheet(MSDS)

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