(R)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine

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Names

[ CAS No. ]:
109838-85-9

[ Name ]:
(R)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine

[Synonym ]:
(2R)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
(R)-Schollkopf Reagent
Schollkopf reagent
(R)-(-)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
Pyrazine, 2,5-dihydro-3,6-dimethoxy-2-(1-methylethyl)-, (2R)-
(2R)-3,6-dimethoxy-2-propan-2-yl-2,5-dihydropyrazine
(2R)-3,6-dimethoxy-2-(propan-2-yl)-2,5-dihydropyrazine
(R)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
MFCD00040565

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
245.2±33.0 °C at 760 mmHg

[ Molecular Formula ]:
C9H16N2O2

[ Molecular Weight ]:
184.236

[ Flash Point ]:
85.6±17.9 °C

[ Exact Mass ]:
184.121185

[ PSA ]:
43.18000

[ LogP ]:
-0.40

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.503

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi

[ Safety Phrases ]:
S23-S24/25

[ RIDADR ]:
NA 1993 / PGIII

[ WGK Germany ]:
3

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Trimethyloxonium tetrafluoroborate
  • (R)-3-Isopropylpiperazine-2,5-dione
  • Z-D-Val-OH
  • N-benzyloxycarbonyl-(2R)-valinylglycine methyl ester
  • H-D-Val-OH
  • Boc-D-Valine
  • methyl N-(tert-butoxycarbonyl)-D-valyl-glycinate

DownStream

  • H-D-Val-OH
  • H-D-Val-OMe.HCl

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles

U. Schöllkopf, H.-J- Neubauer

Synthesis , 861, (1982)


More Articles

Related Compounds

  • (R)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
  • (2R,5S)-2,5-dihydro-3,6-dimethoxy-2-isopropylpyrazine-5-spiro-(3-cyclohexen-2-one)
  • (r)-2,5-dihydro-3,6-diethoxy-2-isopropylPyrazine
  • Pyrazine, 2,5-dihydro-3,6-dimethoxy-2-propyl-, (2S)- (9CI)
  • (2R,5S)-2,5-dihydro-3,6-dimethoxy-2-[(2',5'-difluorophenyl)methyl]-5-isopropylpyrazine
  • (2R,5S)-2,5-dihydro-3,6-dimethoxy-2-(2′-fluoro-4′-(trifluoromethyl)benzyl)-5-isopropylpyrazine
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl 2-{[(tert-butoxy)carbonyl]amino}-6-chlorobenzoate
  • 4-Sulfanyl-2-(trifluoromethyl)-1,3-benzothiazole-6-carboxylic acid
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl 3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-methoxybenzoate
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl (1s,3s)-3-{[(benzyloxy)carbonyl]amino}cyclobutane-1-carboxylate
  • 6-Bromo-2-(trifluoromethyl)-1,3-benzothiazol-4-amine
  • 7-tert-butyl 2-(1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl) 7-azabicyclo[2.2.1]heptane-2,7-dicarboxylate
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl (2S)-2-{[(tert-butoxy)carbonyl]amino}-3-(pyridin-4-yl)propanoate
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl (2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-(pyridin-4-yl)propanoate
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(1-benzofuran-2-yl)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoate
  • 1,3-dioxo-2,3-dihydro-1H-isoindol-2-yl 2-{[(tert-butoxy)carbonyl](methyl)amino}-4,4-dimethylpentanoate
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