ChemicalBook > Product Catalog >Flavors and fragrances >Synthetic fragrances >Pyrazine spices >Trimethyl-pyrazine

Trimethyl-pyrazine

Trimethyl-pyrazine Suppliers list
Company Name: Hangzhou FandaChem Co.,Ltd.
Tel: 008615858145714
Email: fandachem@gmail.com
Products Intro: Product Name:Trimethyl-pyrazine
CAS:14667-55-1
Company Name: career henan chemical co
Tel: +86-371-86658258
Email: sales@coreychem.com
Products Intro: Product Name:Trimethyl-pyrazine
CAS:14667-55-1
Purity:98% Package:25KG;100USD
Company Name: NINGBO INNO PHARMCHEM CO., LTD.
Tel: 13867897135
Email: sales@nbinno.com
Products Intro: Product Name:2,3,5-Trimethyl Pyrazine
CAS:14667-55-1
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 86-18871470254
Email: linda@hubeijusheng.com
Products Intro: Product Name:2,3,5-Trimethylpyrazine
CAS:14667-55-1
Purity:99% Package:5KG;1KG Remarks:C7H10N2
Company Name: Jinan Finer Chemical Co., Ltd
Tel: +86-531-88989536 +8615508631887
Email: sales@finerchem.com
Products Intro: Product Name:2,3,5-Trimethyl pyrazine
CAS:14667-55-1
Purity:99%

Trimethyl-pyrazine manufacturers

  • Trimethyl-pyrazine
  • $10.00 / KG
  • 2021-11-03
  • CAS:14667-55-1
  • Min. Order: 1KG
  • Purity: 99%
  • Supply Ability: 100 mt
  • Trimethyl-pyrazine
  • $15.00-10.00 / KG
  • 2021-07-13
  • CAS:14667-55-1
  • Min. Order: 1KG
  • Purity: 99%+ HPLC
  • Supply Ability: Monthly supply of 1 ton
Trimethyl-pyrazine Basic information
Product Name:Trimethyl-pyrazine
Synonyms:2,3,5-TriMethylpyrazine 99%;2,3,5-Trimethylpyrazine ,98%;2,3,5-Trimethylpyrazine,99%;2,3,5-Trimethyl-pyrazine >=99.0%;2,3,5-Trimethyl prazine;2.3.5-Methyl pyrazine;2,3,5-Trimethylpyrazine Trimethyl-pyrazine;Natural 2,3,5-Trimethylpyrazine
CAS:14667-55-1
MF:C7H10N2
MW:122.17
EINECS:238-712-0
Product Categories:Building Blocks;Chemical Synthesis;Building Blocks;Heterocyclic Building Blocks;Pyrazine compounds;Heterocyclic Building Blocks;Pyrazines;Heterocyclic Compounds;Mono- & Polyalkylpyrazines;pyrazine Flavor;Alphabetical Listings;Flavors and Fragrances;Q-Z
Mol File:14667-55-1.mol
Trimethyl-pyrazine Structure
Trimethyl-pyrazine Chemical Properties
Melting point 156 °C
Boiling point 171-172 °C (lit.)
density 0.979 g/mL at 25 °C (lit.)
FEMA 3244 | 2,3,5-TRIMETHYLPYRAZINE
refractive index n20/D 1.5040(lit.)
Fp 130 °F
storage temp. Inert atmosphere,Room Temperature
pka2.69±0.10(Predicted)
form neat
Specific Gravity0.979
Odorroasted odor, reminiscent of coffee and cocoa
JECFA Number774
BRN 2423
InChIKeyIAEGWXHKWJGQAZ-UHFFFAOYSA-N
CAS DataBase Reference14667-55-1(CAS DataBase Reference)
NIST Chemistry ReferencePyrazine, trimethyl-(14667-55-1)
EPA Substance Registry SystemTrimethylpyrazine (14667-55-1)
Safety Information
Hazard Codes Xn
Risk Statements 10-22-36/37/38
Safety Statements 16-26-36/37/39
RIDADR UN 1993 3/PG 3
WGK Germany 3
RTECS UQ3907000
TSCA Yes
HazardClass 3
PackingGroup III
HS Code 29339900
MSDS Information
ProviderLanguage
Trimethyl-pyrazine English
SigmaAldrich English
ACROS English
ALFA English
Trimethyl-pyrazine Usage And Synthesis
Chemical PropertiesCLEAR YELLOW LIQUID
Chemical Properties2,3,5-Trimethylpyrazine has a baked potato or roasted nut aroma.
OccurrenceReported present in bakery products, roasted barley, cocoa products, coffee, dairy products, meat, peanuts, filberts, pecans, popcorn, potato products, rum and whiskey, soy products, raw asparagus, baked potato, wheaten bread, crispbread, Swiss cheese, coffee, black tea, green tea, roasted barley, roasted filbert, heated beef, roasted peanut, soybean, raw beans, coriander seed, scallop, guava, kohlrabi, bell pepper, blue, Swiss and Gruyere cheese, boiled egg, fatty fish, beer, sherry, barley, peanut, oat products, coconut, beans, mushroom, trassi, almond, macadamia nut, sesame seed, coriander seed, rice, licorice, sweet corn, malt, peated malt, wort, krill, fermented shrimp, crab, okra, crayfish, clam, scallop and squid.
PreparationFrom 2,5-dimethylpyrazine by ring alkylation with MeLi; by condensing propylenediamine with 2,3-butanedione.
Aroma threshold valuesDetection: 400 ppb to 9 ppm (9 ppm in water)
Taste threshold valuesTaste characteristics at 80 ppm: raw, musty, nutty and potato.
Safety ProfileModerately toxic by ingestion. Combustible liquid. When heated to decomposition emits toxic fumes of NOx.
Trimethyl-pyrazine Preparation Products And Raw materials
Preparation Products2-Ethyl-3,5-dimethylpyrazine-->2,4-OCTADIENE-->Pyrazine, 2,5-dimethyl-3-pentyl- (9CI)-->Pyrazinecarboxylic acid, 5,6-dimethyl- (8CI,9CI)
Tag:Trimethyl-pyrazine(14667-55-1) Related Product Information
Tetramethylpyrazine 2-Acetyl-3,5-dimethylpyrazine PYRAZINE DIPOTASSIUM TETRACARBOXYLATE 5,6-DIMETHYL-2,3-PYRAZINEDICARBONITRILE DIMETHYL DIHYDROCYCLOPENTAPYRAZINE 2-ISOBUTYL-3,5(6)-DIMETHYLPYRAZINE 2,3-Diethyl-5-methylpyrazine 2,3-DICYANO-5-METHYLPYRAZINE 6,7-Dimethylpteridine-2,4(1H,3H)-dione TETRA-2-PYRIDINYLPYRAZINE 2-BUTYL-3,5(3,6)-DIMETHYLPYRAZINE Trimethyl-pyrazine 3,5-dimethyl-2-propylpyrazine 2-CHLORO-3,5,6-TRIPHENYLPYRAZINE 2,3-DICYANO-5,6-DIPHENYLPYRAZINE AKOS 90143 TOSLAB 750622 3-Ethyl-2,5-diMethylpyrazine