2-Acetyl Pyrazine
2-Acetyl pyrazine's cas code is 22047-25-2.
2-Acetyl Pyrazine, Suppliers, Wholesale, In Stock, Free Sample, China, Manufacturers, Made in China, Low Price, Quality, 1 Year Warranty
Product Description
2-Acetyl pyrazine Basic information
Description References
Product Name: | 2-Acetyl pyrazine |
Synonyms: | 1-pyrazinylethanone;1-pyrazinyl-Ethanone;Ethanone, 1-pyrazinyl-;Ethanone,1-pyrazinyl-;Ketone, methyl pyrazinyl;Ketone,methylpyrazinyl;Acetylpyrazine In stock Factory;ACETYLPYRAZINE |
CAS: | 22047-25-2 |
MF: | C6H6N2O |
MW: | 122.12 |
EINECS: | 244-753-5 |
Product Categories: | Pharmaceutical Intermediates;ACETYLGROUP;Pyrazines;Pyrazine;Heterocyclic Compounds;Miscellaneous;Chloropyrazines, etc.;pyrazine Flavor;Building Blocks;Heterocyclic Building Blocks;Sulfides flavors;Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks |
Mol File: | 22047-25-2.mol |
2-Acetyl pyrazine Chemical Properties
Melting point | 75-78 °C |
Boiling point | 78-79°C 8mm |
density | 1.1075 |
FEMA | 3126 | ACETYLPYRAZINE |
refractive index | 1.5350 (estimate) |
Fp | 78-79°C/8mm |
pka | 0.30±0.10(Predicted) |
Odor | popcorn-like odor |
JECFA Number | 784 |
BRN | 109630 |
InChIKey | DBZAKQWXICEWNW-UHFFFAOYSA-N |
CAS DataBase Reference | 22047-25-2(CAS DataBase Reference) |
NIST Chemistry Reference | Acetylpyrazine(22047-25-2) |
EPA Substance Registry System | Ethanone, 1-pyrazinyl- (22047-25-2) |
2-Acetyl pyrazine Safety Information
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36-24/25 |
WGK Germany | 2 |
Hazard Note | Irritant |
TSCA | T |
HazardClass | IRRITANT |
HS Code | 29339900 |
2-Acetyl pyrazine Usage And Synthesis
Chemical Properties | LIGHT YELLOW TO YELLOW-BROWNISH POWDER |
Chemical Properties | Acetylpyrazine has a nutty, popcorn, bread crust odor. |
Preparation | By the ester condensation of EtO2 C-pyrazine; by dehydrating pyrazynamide with POCI3 and then reacting the resulting 2-cyano-pyrazine with methyl magnesium bromide |
Aroma threshold values | Detection at 62 ppb |
Taste threshold values | Taste characteristics at 10 ppm: roasted, nutty, bready, yeasty with popcorn, corn chip nuance |
Acetylpyrazine Preparation Products And Raw materials
Raw materials | Ethyl acetate-->Diethyl ether-->Dichloromethane-->PETROLEUM ETHER-->Magnesium-->Trifluoroacetic acid-->Ammonium persulfate-->Pyruvic acid-->Silver nitrate-->Pyrazine |