2-Ethyl-5-methylpyrazine
- CAS No.
- 13360-64-0
- Chemical Name:
- 2-Ethyl-5-methylpyrazine
- Synonyms
- Pyrazine, 2-ethyl-5-methyl-;2-Methyl-5-ethylpyrazine;2-Methyl-5-ethyl pyraine;2-ethyl-5-Methyl pyraine;2-Methyl-5-ethylpirazine;2-Ethyl-5-methylpyrazine;5-ETHYL-2-METHYLPYRAZINE;D5-2-Ethyl-5-methylpyrazine;4-diphenylphosphinooxyphenol;2-Ethyl-5-methylpyrazine USP/EP/BP
- CBNumber:
- CB6883135
- Molecular Formula:
- C7H10N2
- Molecular Weight:
- 122.17
- MDL Number:
- MFCD00055034
- MOL File:
- 13360-64-0.mol
- MSDS File:
- SDS
- TDS File:
- TDS
| Boiling point | 170.8±35.0 °C(Predicted) |
|---|---|
| Density | 0.977±0.06 g/cm3(Predicted) |
| FEMA | 3154 | 2-ETHYL-5-METHYLPYRAZINE |
| FLAVIS Number | 14.017 | 2-Ethyl-5-methylpyrazine |
| Flash point | 58° |
| storage temp. | Sealed in dry,Room Temperature |
| pka | 1.94±0.10(Predicted) |
| Odor | at 0.10 % in propylene glycol. coffee bean nutty grassy roasted |
| Odor Type | coffee |
| JECFA Number | 770 |
| InChI | InChI=1S/C7H10N2/c1-3-7-5-8-6(2)4-9-7/h4-5H,3H2,1-2H3 |
| InChIKey | OXCKCFJIKRGXMM-UHFFFAOYSA-N |
| SMILES | C1(CC)=NC=C(C)N=C1 |
| LogP | 1.17 |
| Substances Added to Food (formerly EAFUS) | 2-ETHYL-5-METHYLPYRAZINE |
| EWG's Food Scores | 1 |
| FDA UNII | W41R8X574D |
| NIST Chemistry Reference | Pyrazine, 2-ethyl-5-methyl-(13360-64-0) |
| EPA Substance Registry System | Pyrazine, 2-ethyl-5-methyl- (13360-64-0) |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|---|---|
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P304+P340+P312-P305+P351+P338-P332+P313-P337+P313-P362-P403+P233-P405-P501 |
| RIDADR | UN1993 |
| TSCA | TSCA listed |
| HazardClass | 3 |
| Limited Quantities | 5.0 L (1.3 gallons) (liquid) |
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) |
2-Ethyl-5-methylpyrazine price More Price(20)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Chem-Impex | 34207 | 2-Ethyl-5(6)-methylpyrazine 99-100%(Assay,sumofisomers) | 13360-64-0 | 1G | $62.59 | 2026-05-19 | Buy |
| Chem-Impex | 34207 | 2-Ethyl-5(6)-methylpyrazine 99-100%(Assay,sumofisomers) | 13360-64-0 | 5G | $132.6 | 2026-05-19 | Buy |
| Chem-Impex | 34207 | 2-Ethyl-5(6)-methylpyrazine 99-100%(Assay,sumofisomers) | 13360-64-0 | 25G | $266.36 | 2026-05-19 | Buy |
| Chem-Impex | 34207 | 2-Ethyl-5(6)-methylpyrazine 99-100%(Assay,sumofisomers) | 13360-64-0 | 100G | $588.48 | 2026-05-19 | Buy |
| Chem-Impex | 34207 | 2-Ethyl-5(6)-methylpyrazine 99-100%(Assay,sumofisomers) | 13360-64-0 | 250G | $1112.77 | 2026-05-19 | Buy |
2-Ethyl-5-methylpyrazine Chemical Properties, Uses, Production
Chemical Properties
2-Ethyl-5-methylpyrazine has an odor threshold of 100 ppb in water. It has a nutty, roasted, grassy odor.
Occurrence
Reported found as a constituent in coffee aroma, in roasted barley, dairy products, peanuts, pecans, filberts, popcorn, potato and soy products, smoked fish, wheat and rye bread, asparagus, bell pepper, roasted coconut, cooked beef, beer, whiskey, cocoa, coffee, tea and cooked shrimp.
Definition
ChEBI: 2-ethyl-5-methylpyrazine is a member of the class of pyrazines that is pyrazine with an ethyl group at position 2 and a methyl group at position 5 or vice versa. Found in tea, soybean paste, chocolate and sesame seed oil. It has a role as a flavouring agent and a Maillard reaction product. It is a member of pyrazines and a volatile organic compound.
Preparation
By alkylation of dimethyl-2,5-pyrazine.
Aroma threshold values
Detection: 16 to 100 ppb
2-Ethyl-5-methylpyrazine Preparation Products And Raw materials
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| JinYan Chemicals(ShangHai) Co.,Ltd. | 13817811078 | sales@jingyan-chemical.com | China | 9963 | 60 |
| Adamas Reagent, Ltd. | 400-6009262 15618770481 | yhx@titansci.com | China | 14098 | 59 |
| Nanjing Chemlin Chemical Co., Ltd | 025-83697070 13770331960 | info@chemlin.com.cn | China | 16306 | 64 |
| Shanghai Hanhong Scientific Co.,Ltd. | 021-54306202 13764082696 | info@hanhongsci.com | China | 42917 | 64 |
| jiliang chemicals | 21-62165282 | bidingchem@163.com | China | 1395 | 60 |
| ShangHai YuanYe Biotechnology Co., Ltd. | 15026964105 | shyysw007@163.com | China | 4998 | 60 |
| Qingdao Free Trade Zone United International Co.,Ltd. | 0532-83893697 18561902820 | sissili@unitedint.com | China | 352 | 58 |
| Shanghai Yolne Chemical Co., Ltd. | 021-62960152 | 934678158@qq.com | China | 9886 | 55 |
| Zouping Mingxing Chemical Co.,Ltd. | 86-13605431940 13605431940 | zpmxchemical@126.com | China | 1490 | 62 |
| Quality Control Solutions Ltd. | 0755-66853366 13670046396 | orders@qcsrm.com | China | 18188 | 56 |
View Latest Price from 2-Ethyl-5-methylpyrazine manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-06-30 | 2-Ethyl-5-methylpyrazine
13360-64-0
|
1kg | 99% | 10000KGS | Shaanxi Dideu New Materials Co. Ltd | ||
 |
2026-05-28 | 2-Ethyl-5-Methylpyrazine
13360-64-0
|
$2.00-5.00 | 1KG | 99% | 10000kg | Hebei Chuanghai Biotechnology Co,.LTD | |
 |
2024-07-17 | 2-Ethyl-5-methylpyrazine
13360-64-0
|
1kg | 99% | 10ton | JINING XINHE CHEMICAL CO., LTD |
-
- 2-Ethyl-5-methylpyrazine
13360-64-0
- $0.00
- 99%
- Shaanxi Dideu New Materials Co. Ltd
-
- 2-Ethyl-5-Methylpyrazine
13360-64-0
- $2.00-5.00
- 99%
- Hebei Chuanghai Biotechnology Co,.LTD
-
- 2-Ethyl-5-methylpyrazine
13360-64-0
- 99%
- JINING XINHE CHEMICAL CO., LTD
