2-Butyl-3-methyl-Pyrazine

Base Information

Chemical Name:2-Butyl-3-methyl-Pyrazine
CAS No.:85228-11-1
Molecular Formula:C₂₈H₄₆O₆
Molecular Weight:478.67
Hs Code.:
Wikidata:Q105212880
Mol file:85228-11-1.mol

Synonyms:2-Butyl-3-methyl-Pyrazine;2a,3a,22R,23R-Tetrahydroxy-B-homo-7-oxa-5a-ergost-24(28)-en-6-one, 9CI

Suppliers and Price of 2-Butyl-3-methyl-Pyrazine

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 3 raw suppliers

Chemical Property of 2-Butyl-3-methyl-Pyrazine

Chemical Property:

XLogP3:4.7
Hydrogen Bond Donor Count:4
Hydrogen Bond Acceptor Count:6
Rotatable Bond Count:5
Exact Mass:478.32943918
Heavy Atom Count:34
Complexity:796

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:CC(C)C(=C)C(C(C(C)C1CCC2C1(CCC3C2COC(=O)C4C3(CC(C(C4)O)O)C)C)O)O

Technology Process of 2-Butyl-3-methyl-Pyrazine

There total 34 articles about 2-Butyl-3-methyl-Pyrazine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 93.0%

: 86400-85-3
(22R,23R)-2α,3α,22,23-tetra-acetoxy-B-homo-7-oxa-5α-ergost-24(28)-en-6-one

: 85228-11-1
dolicholide

Guidance literature:: With potassium hydroxide; for 1h; Heating;

Reference yield: 47.0%

: 86678-41-3
(2R, 3S, 22R, 23R)-22,23-dihydroxy-2,3-isopropylidenedioxy-B-homo-7-oxa-5α-ergost-24(28)-en-6-one

: 85228-11-1
dolicholide

Guidance literature:: With acetic acid; In water; at 50 ℃; for 0.666667h;
DOI:10.1016/S0040-4020(01)91129-9

Reference yield:

: 124853-31-2
3-Methyl-1-(triphenyl-λ⁵-arsanylidene)-butan-2-one

: 85228-11-1
dolicholide

Guidance literature:: Multi-step reaction with 7 steps

1: 72 percent / tetrahydrofuran / 24 h / Ambient temperature

2: 86 percent / 1.) H₂O₂, 4 M NaOH; 2.) Ac₂O, pyridine / ethanol / 1.) 35 deg C, 4 h

3: 1.) NaH; 2.) Ac₂O, pyridine / 1.) THF, rt., 2 h

4: 30percent HClO₄ / methanol / 0.17 h / Ambient temperature

5: pyridinium dichromate / CH₂Cl₂ / 5 h / Ambient temperature

6: hydrogen / PtO₂ / ethanol; ethyl acetate / Ambient temperature

7: 1.) 4percent KOH; 2.) Ac₂O, pyridine; 3.) iodobenzenediacetate, Cu(OAc)2, pyridine / 1.) MeOH; 3.) benzene, reflux

With pyridine; potassium hydroxide; sodium hydroxide; dipyridinium dichromate; perchloric acid; copper diacetate; [bis(acetoxy)iodo]benzene; hydrogen; dihydrogen peroxide; acetic anhydride; sodium hydride; platinum(IV) oxide; In tetrahydrofuran; methanol; ethanol; dichloromethane; ethyl acetate;
DOI:10.1039/c39890000612