Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below:

1.Noble Metal Catalysts (Pt.Pd...)

2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...)

3.OLED intermediates (Fluorene,Carbazole,Boric acid...)

4.Customs Synthesis

Our advantage:

1. Higest quality and good package

2.Fast delivery

3.Better payment term

4.Fast response to customer  within 6 hours

5.Good business credit in Europe ,US ,Japan ,Korea

Anyway ,if you need any chemicals from China ,Henan Tianfu can help you

Pyrazine Basic information
Product Name: Pyrazine
Synonyms: FEMA 4015;FEMA NUMBER 4015;1,4-DIAZINE;1,4-Diazabenzene;Paradiazine;p-Diazine;Piazine;Pyrazin
CAS: 290-37-9
MF: C4H4N2
MW: 80.09
EINECS: 206-027-6
Product Categories: Chloropyrazines, etc.;Pyrazines;Alphabetical Listings;Flavors and Fragrances;O-P;Building Blocks;Heterocyclic Building Blocks;Building Blocks;Chemical Synthesis;Heterocyclic Building Blocks
Mol File: 290-37-9.mol
Pyrazine Structure
Pyrazine Chemical Properties
mp  50-56 °C(lit.)
bp  115-116 °C(lit.)
density  1.031 g/mL at 25 °C(lit.)
refractive index  1.5235
FEMA  4015
Fp  132 °F
storage temp.  Flammables area
solubility  SOLUBLE
Water Solubility  SOLUBLE
Merck  14,7957
BRN  103905
Stability: Stable. Highly flammable. Incompatible with acids, oxidizing agents.
CAS DataBase Reference 290-37-9(CAS DataBase Reference)
NIST Chemistry Reference Pyrazine(290-37-9)
EPA Substance Registry System Pyrazine(290-37-9)
Safety Information
Hazard Codes  Xi,F
Risk Statements  36/37/38-11
Safety Statements  26-36-16
RIDADR  UN 1325 4.1/PG 2
WGK Germany  3
RTECS  UQ2015000
TSCA  T
HazardClass  4.1
PackingGroup  III
HS Code  29339990
MSDS Information
Provider Language
1,4-Diazine English
ACROS English
SigmaAldrich English
ALFA English
Pyrazine Usage And Synthesis
Chemical Properties white crystals or powder
Pyrazine Preparation Products And Raw materials
Preparation Products Norfloxacin-->Zopiclone-->Cefoperazone-->Praziquantel-->Acetylpyrazine

Our company was built in 2009 with an ISO certificate.In the past 5 years, we have grown up as a famous fine chemicals supplier in China and we had established stable business relationships with Samsung,LG,Merck,Thermo Fisher Scientific and so on.Our main business covers the fields below:

1.Noble Metal Catalysts (Pt.Pd...)

2.Organic Phosphine Ligands (Tert-butyl-phosphine.Cyclohexyl-phosphine...)

3.OLED intermediates (Fluorene,Carbazole,Boric acid...)

4.Customs Synthesis

Our advantage:

1. Higest quality and good package

2.Fast delivery

3.Better payment term

4.Fast response to customer  within 6 hours

5.Good business credit in Europe ,US ,Japan ,Korea

Anyway ,if you need any chemicals from China ,Henan Tianfu can help you