ChemicalBook > Product Catalog >Flavors and fragrances >Synthetic fragrances >Pyrazine spices >2,3-Diethyl-5-methylpyrazine
2,3-Diethyl-5-methylpyrazine
- CAS No.
- 18138-04-0
- Chemical Name:
- 2,3-Diethyl-5-methylpyrazine
- Synonyms
- FEMA 3336;FEMA NUMBER 3336;hazelnut pyrazine;2,3-Diethyl-5-Methyl;Diethyl-5-Methylpyraz;LABOTEST-BB LT00453041;2.3.5.6-four Methylpyrazine;2-METHYL-5,6-DIETHYLPYRAZINE;2,3-DIETHYL-6-METHYLPYRAZINE;2,3-DIETHYL-5-METHYLPYRAZINE
- CBNumber:
- CB9375970
- Molecular Formula:
- C9H14N2
- Molecular Weight:
- 150.22
- MOL File:
- 18138-04-0.mol
- MSDS File:
- SDS
- Modify Date:
- 2025/1/27 9:38:02
| Boiling point | 95 °C (20 mmHg) |
|---|---|
| Density | 0.949 g/mL at 25 °C (lit.) |
| FEMA | 3336 | 2,3-DIETHYL-5-METHYLPYRAZINE |
| refractive index |
n |
| Flash point | 176 °F |
| storage temp. | 2-8°C |
| solubility | Chloroform, Methanol |
| pka | 2?+-.0.10(Predicted) |
| Specific Gravity | 0.950.949 |
| color | Clear Colourless |
| Odor | at 0.10 % in dipropylene glycol. musty nut skin earthy roasted hazelnut toasted potato dusty foliage vegetable |
| Odor Type | musty |
| biological source | synthetic |
| Water Solubility | SLIGHTLY SOLUBLE |
| JECFA Number | 777 |
| LogP | 2.16 |
| CAS DataBase Reference | 18138-04-0(CAS DataBase Reference) |
| NIST Chemistry Reference | Pyrazine, 2,3-diethyl-5-methyl-(18138-04-0) |
| EPA Substance Registry System | Pyrazine, 2,3-diethyl-5-methyl- (18138-04-0) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H302+H312+H332 | |||||||||
| Precautionary statements | P261-P264-P280-P301+P312-P302+P352+P312-P304+P340+P312 | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-36/37/39 | |||||||||
| RIDADR | NA 1993 / PGIII | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | Yes | |||||||||
| HazardClass | 3 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 29339900 | |||||||||
| NFPA 704 |
|
2,3-Diethyl-5-methylpyrazine price More Price(6)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich(India) | W333603 | 2,3-Diethyl-5-methylpyrazine 99%, FG | 18138-04-0 | 1SAMPLE-K | ₹5141.88 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | W333603 | 2,3-Diethyl-5-methylpyrazine 99%, FG | 18138-04-0 | 100G | ₹18110.23 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | W333603 | 2,3-Diethyl-5-methylpyrazine 99%, FG | 18138-04-0 | 1KG | ₹130809.3 | 2022-06-14 | Buy |
| Sigma-Aldrich(India) | 293814 | 2,3-Diethyl-5-methylpyrazine 99% | 18138-04-0 | 5G | ₹3388.23 | 2022-06-14 | Buy |
| TCI Chemicals (India) | D1714 | 2,3-Diethyl-5-methylpyrazine min. 97.0 % | 18138-04-0 | 5ML | ₹3000 | 2022-05-26 | Buy |
2,3-Diethyl-5-methylpyrazine Chemical Properties,Uses,Production
Chemical Properties
2,3-Diethyl-5-methylpyrazine has a nutty, roasted, vegetable aroma.
Occurrence
Reported to be present in coffee, filberts, potato products, Parmesan cheese, chicken, beef, pork, cocoa, peanuts, popcorn, sesame seed and corn tortillas.
Uses
2,3-Diethyl-5-methylpyrazine is a volatile compound found in food such as almonds and swiss cheese.
Preparation
By condensation of 3,4-hexanedione with propylene diamine.
General Description
2,3-Diethyl-5-methylpyrazine has been identified as a potent odorant in coffee sample and has been evaluated by gas chromatography-olfactometry of decreasing headspace samples.
2,3-Diethyl-5-methylpyrazine Preparation Products And Raw materials
Global( 252)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | Inquiry |
|---|---|---|---|---|---|
| TCI Chemicals (India) Pvt. Ltd. | 1800 425 7889 | New Delhi, India | 6768 | 58 | Inquiry |
| Santo Righello Pvt. Ltd | 91-9885571757 | Hyderabad, India | 918 | 58 | Inquiry |
| Hebei Chuanghai Biotechnology Co., Ltd | +8615531157085 | China | 8808 | 58 | Inquiry |
| Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | China | 5868 | 58 | Inquiry |
| Henan Fengda Chemical Co., Ltd | +86-371-86557731 +86-13613820652 | China | 20233 | 58 | Inquiry |
| JINING XINHE CHEMICAL CO., LTD | +8615318402391 | China | 809 | 58 | Inquiry |
| Hebei Zhuanglai Chemical Trading Co Ltd | +86-16264648883 +86-16264648883 | China | 7245 | 58 | Inquiry |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | China | 29730 | 60 | Inquiry |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | China | 21628 | 55 | Inquiry |
| career henan chemical co | +86-0371-86658258 +8613203830695 | China | 29858 | 58 | Inquiry |
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2,3-diethyl-5-methyl-pyrazin
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LABOTEST-BB LT00453041
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FEMA NUMBER 3336
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2,3-Diethyl-5-methylpyrazine>
2,3-Diethyl-5-methylpyrazine USP/EP/BP
hazelnut pyrazine
2,3-Diethyl-5-methylpyrazine with high purity CAS 18138-04-0
18138-04-0
18138-04
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