ChemicalBook >> CAS DataBase List >>(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
(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-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine;(S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZINE;(2S)-3,6-diMethoxy-2-(propan-2-yl)-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
- CBNumber:
- CB3190906
- Molecular Formula:
- C9H16N2O2
- Molecular Weight:
- 184.24
- MDL Number:
- MFCD00066229
- MOL File:
- 78342-42-4.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-28 01:02:18
| Product description | Number | Pack Size | Price |
| (S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine ≥97.0% (GC) | 37289 | 1ml | $207 |
| S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 270752 | 1g | $505 |
| S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 270752 | 2g | $732 |
| S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 270752 | 5g | $1080 |
| S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 270752 | 10g | $1567 |
| More product size | |||
| 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 |
| InChI | InChI=1S/C9H16N2O2/c1-6(2)8-9(13-4)10-5-7(11-8)12-3/h6,8H,5H2,1-4H3/t8-/m0/s1 |
| InChIKey | FCFWEOGTZZPCTO-QMMMGPOBSA-N |
| SMILES | [C@@H]1(C(C)C)N=C(OC)CN=C1OC |
| CAS DataBase Reference | 78342-42-4(CAS DataBase Reference) |
| UNSPSC Code | 12352005 |
| NACRES | NA.22 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P305+P351+P338 | |||||||||
| PPE | Eyeshields, Gloves | |||||||||
| Hazard Codes | Xn | |||||||||
| Risk Statements | 22-36/37/38 | |||||||||
| Safety Statements | 23-24/25-37/39-26 | |||||||||
| WGK Germany | 3 | |||||||||
| HS Code | 29335995 | |||||||||
| Storage Class | 12 - Non Combustible Liquids | |||||||||
| NFPA 704 |
|
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine price More Price(60)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | 37289 | (S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine ≥97.0% (GC) | 78342-42-4 | 1ml | $207 | 2023-06-20 | Buy |
| Usbiological | 270752 | S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 78342-42-4 | 1g | $505 | 2026-06-03 | Buy |
| Usbiological | 270752 | S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 78342-42-4 | 2g | $732 | 2026-06-03 | Buy |
| Usbiological | 270752 | S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 78342-42-4 | 5g | $1080 | 2026-06-03 | Buy |
| Usbiological | 270752 | S-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Asreported | 78342-42-4 | 10g | $1567 | 2026-06-03 | Buy |
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Chemical Properties,Uses,Production
Chemical Properties
Clear colorless to pale yellow liquid
Uses
(2S)-(+)-2,5-Dihydro-2-isopropyl-3,6-dimethoxypyrazine is a Schllkopf-Hartwig bislactim ether reagent for asymmetric synthesis of amino acids by reaction of the metalated reagent with alkyl halides, aldehydes, ketones, epoxides, and enones, and subsequent hydrolysis of the resulting bislactim ether adduct.
(2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 163)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Labnetwork lnc. | +86-27-50766799 +8618062016861 | contact@labnetwork.com | China | 19987 | 58 |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29640 | 60 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29815 | 58 |
| Jinan Carbotang Biotech Co.,Ltd. | +8615866703830 | figo.gao@foxmail.com | China | 8497 | 58 |
| Accela ChemBio Inc. | +1-858-6993322 | info@accelachem.com | United States | 21193 | 58 |
| Alchem Pharmtech,Inc. | 8485655694 | sales@alchempharmtech.com | United States | 63687 | 58 |
| CONIER CHEM AND PHARMA LIMITED | +8618523575427 | sales@conier.com | China | 49979 | 58 |
| Guangzhou Yuheng Pharmaceutical Technology Co., Ltd | +8613580539051 | joe@yuhengpharm.com | CHINA | 21142 | 58 |
| Dideu Industries Group Limited | +86-29-89586680 +86-15129568250 | 1026@dideu.com | China | 21169 | 58 |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-0571-88938639 +8617705817739 | info@dycnchem.com | China | 52705 | 58 |
View Lastest Price from (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-11-18 | (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
78342-42-4
|
$1.10 | 1g | 99.00% | 100 Tons | Dideu Industries Group Limited | |
 |
2020-04-29 | (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
78342-42-4
|
1KG | 99.0%+ | 800 tons | Shaanxi Dideu Medichem Co. Ltd | ||
 |
2019-07-06 | (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
78342-42-4
|
$1.00 | 1KG | 95% | 500KG | Career Henan Chemical Co |
-
- (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
78342-42-4
- $1.10
- 99.00%
- Dideu Industries Group Limited
-
- (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
78342-42-4
- 99.0%+
- Shaanxi Dideu Medichem Co. Ltd
-
- (2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
78342-42-4
- $1.00
- 95%
- Career Henan Chemical Co
78342-42-4((2S)-(+)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine)Related Search:
3-Mercaptopropyltriethoxysilane
Dihydromyrcenol
3-Chloropropyltriethoxysilane
Dimethyldimethoxysilane
2,6-Dimethoxybenzaldehyde
(R)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
Phenazine methosulfate
1,1-Dimethoxyethane
Diphenyldimethoxysilane
3-Aminopropyltriethoxysilane
1of4
SCHOELLKOPF-HARTWIG-REAGENT
(S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPLPYRAZINE
(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 etherSchö:llkopf reagent
(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
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
(S)-2,5-Dihydro-3,6-dimethoxy-2-isopropylpyrazine
(2S)-3,6-diMethoxy-2-(propan-2-yl)-2,5-dihydropyrazine
(S)-2,5-DIHYDRO-3,6-DIMETHOXY-2-ISOPROPYLPYRAZINE
(S)-2-Isopropyl-3,6-dimethoxy-2,5-dihydropyrazine
78342-42-4
Asymmetric Synthesis
Chiral Building Blocks
Pyrazines
Heterocyclic Building Blocks
