ChemicalBook > CAS DataBase List > (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine

(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine

Product Name
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
CAS No.
78342-42-4
Chemical Name
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
Synonyms
(S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZINE;(S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine;Schllkopf;BISLACTIMETHER;Schllkopf reagent;SCHOELLKOPF-HARTWIG-REAGENT;(2S)-(+)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISO;(S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPLPYRAZINE;(S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazin;(S)-2,5-DIMETHOXY-3-ISOPROPYL-3,6-DIHYDROPYRAZINE
CBNumber
CB3190906
Molecular Formula
C9H16N2O2
Formula Weight
184.24
MOL File
78342-42-4.mol
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(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Property

alpha 
102 º (c=1%, EtOH)
Boiling point:
245.2±33.0 °C(Predicted)
Density 
1.028 g/mL at 20 °C (lit.)
storage temp. 
Sealed in dry,2-8°C
solubility 
Chloroform (Slightly), DMSO (Slightly), Ethanol (Sparingly), Methanol (Slightly)
pka
3.81±0.60(Predicted)
form 
Liquid
color 
Clear colorless to pale yellow
optical activity
[α]20/D +102.0±5°, c = 1% in ethanol
BRN 
3650245
InChIKey
FCFWEOGTZZPCTO-QMMMGPOBSA-N
CAS DataBase Reference
78342-42-4(CAS DataBase Reference)
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Safety

Hazard Codes 
Xn
Risk Statements 
22-36/37/38
Safety Statements 
23-24/25-37/39-26
WGK Germany 
3
HS Code 
29335995
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
37289
Product name
(S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
Purity
≥97.0% (GC)
Packaging
1ml
Price
$207
Updated
2023/06/20
TRC
Product number
I824435
Product name
(S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
Packaging
10g
Price
$875
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD03725
Product name
(S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
Packaging
25g
Price
$1250
Updated
2021/12/16
American Custom Chemicals Corporation
Product number
CHM0004572
Product name
(2S)-(+)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZINE
Purity
95.00%
Packaging
10G
Price
$1667.82
Updated
2021/12/16
Biosynth Carbosynth
Product number
FD03725
Product name
(S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
Packaging
2g
Price
$210
Updated
2021/12/16
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(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Chemical Properties,Usage,Production

Chemical Properties

Clear colorless to pale yellow liquid

Uses

(S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine is a Sch?llkopf reagent used in the asymmetric synthesis of chiral amino acids.

(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Preparation Products And Raw materials

Raw materials

Preparation Products

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(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Suppliers

Doly Chemical CO.,LTD.
Tel
021-34716221 15800796336
Fax
+86-21-31329566
Email
sales@dolypharm.com
Country
China
ProdList
299
Advantage
55
Daicel Chiral Technologies (China)CO.,LTD
Tel
021-50460086-9 15921403865
Fax
+86-21-50462321
Email
han_yajun@dctc.daicel.com
Country
China
ProdList
6818
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65
Shanghai Yeli Jiashi Industry Co., LTD
Tel
13564383169
Email
3417375384@qq.com
Country
China
ProdList
447
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58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
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China
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94838
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Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
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62
Beijing Donghualituo Techonlogy Development Co.,Ltd.
Tel
010-88425576
Fax
(+86)-10-88425546
Email
sales@dhltchem.com
Country
China
ProdList
793
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59
TCI (Shanghai) Development Co., Ltd.
Tel
021-67121386
Fax
021-67121385
Email
Sales-CN@TCIchemicals.com
Country
China
ProdList
24539
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Energy Chemical
Tel
021-021-58432009 400-005-6266
Fax
021-58436166
Email
sales8178@energy-chemical.com
Country
China
ProdList
44751
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61
Capot Chemical Co., Ltd
Tel
+86 (0) 571 85 58 67 18
Fax
0086-571-85864795
Email
sales@capotchem.com
Country
China
ProdList
18217
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Beijing Ouhe Technology Co., Ltd
Tel
010-82967028 13552068683
Fax
+86-10-82967029
Email
2355560935@qq.com
Country
China
ProdList
12426
Advantage
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View Lastest Price from (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine manufacturers

Shaanxi Dideu Medichem Co. Ltd
Product
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine 78342-42-4
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
99.0%+
Supply Ability
800 tons
Release date
2020-04-28
Career Henan Chemical Co
Product
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine 78342-42-4
Price
US $1.00/KG
Min. Order
1KG
Purity
95%
Supply Ability
500KG
Release date
2018-08-19
Career Henan Chemical Co
Product
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine 78342-42-4
Price
US $1.00/KG
Min. Order
1KG
Purity
95%
Supply Ability
500KG
Release date
2018-08-19

78342-42-4, (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazineRelated Search:


  • SCHOELLKOPF-HARTWIG-REAGENT
  • (S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPLPYRAZINE
  • (S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZINE
  • (S)-2,5-DIMETHOXY-3-ISOPROPYL-3,6-DIHYDROPYRAZINE
  • (2S)-(+)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZIN
  • (2S)-(+)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZINE
  • BISLACTIMETHER
  • Schllkopf
  • (S)-2,5-DIHYDRO-3,6-DIMETHOXY-2- ISOPROPYLPYRAZINE, 97+%
  • (2S)-2,5-Dihydro-2-isopropyl-3,6-dimethoxypyrazine
  • (S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazineBislactim etherSch&ouml:llkopf reagent
  • (S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
  • (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isoprpylpyrazine
  • Schllkopf reagent
  • Pyrazine, 2,5-dihydro-3,6-diMethoxy-2-(1-Methylethyl)-, (2S)-
  • (S)-2,5-Dihydro-3,6-diMethoxy-2-isopropylpyrazineBislactiM etherSch:llkopf reagent
  • (2S)-3,6-diMethoxy-2-(propan-2-yl)-2,5-dihydropyrazine
  • 2,5-dihydro-3,6-diMethoxy-2 -(1-Methylethyl)-, (S)-Pyrazine
  • (2S)-(+)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISO
  • Pyrazine, 2,5-dihydro-3,6-diMethoxy-2-(1-Methylethyl)-, (S)-
  • (S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine,99%e.e.
  • (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine for synthesis
  • (S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazin
  • (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine ISO 9001:2015 REACH
  • 78342-42-4
  • Asymmetric Synthesis
  • Chiral Building Blocks
  • Pyrazines
  • Heterocyclic Building Blocks