Schollkopf reagent

Modify Date: 2024-01-02 13:25:49

Schollkopf reagent Structure
Schollkopf reagent structure
Common Name Schollkopf reagent
CAS Number 78342-42-4 Molecular Weight 184.236
Density 1.1±0.1 g/cm3 Boiling Point 245.2±33.0 °C at 760 mmHg
Molecular Formula C9H16N2O2 Melting Point N/A
MSDS Chinese USA Flash Point 85.6±17.9 °C

 Names

Name (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
Synonym More Synonyms

 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

 Safety Information

Personal Protective Equipment Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R22
Safety Phrases S23-S24/25-S37/39-S26
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2933990090

 Synthetic Route

~80%

Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Schoellkopf, Ulrich; Groth, Ulrich; Deng, Chuanzheng Angewandte Chemie, 1981 , vol. 93, # 9 p. 793 - 795

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Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Tetrahedron Asymmetry, , vol. 9, # 2 p. 321 - 327

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Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Organic Process Research and Development, , vol. 9, # 2 p. 185 - 187

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Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Organic Process Research and Development, , vol. 9, # 2 p. 185 - 187

~%

Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Angewandte Chemie, , vol. 93, # 9 p. 793 - 795

~%

Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Tetrahedron Asymmetry, , vol. 9, # 2 p. 321 - 327

~%

Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Angewandte Chemie, , vol. 93, # 9 p. 793 - 795

~%

Schollkopf reagent Structure

Schollkopf reagent

CAS#:78342-42-4

Literature: Tetrahedron Asymmetry, , vol. 9, # 2 p. 321 - 327

 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%

 Synonyms

(2R)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
(R)-Schollkopf Reagent
(2S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
(2S)-3,6-dimethoxy-2-(propan-2-yl)-2,5-dihydropyrazine
Schollkopf reagent
Pyrazine, 2,5-dihydro-3,6-dimethoxy-2-(1-methylethyl)-, (2S)-
(R)-(-)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
Pyrazine, 2,5-dihydro-3,6-dimethoxy-2-(1-methylethyl)-, (2R)-
(2S)-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
MFCD00066229
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