CAS 109-08-0|methylpyrazine
| Common Name | methylpyrazine | ||
|---|---|---|---|
| CAS Number | 109-08-0 | Molecular Weight | 94.115 |
| Density | 1.0±0.1 g/cm3 | Boiling Point | 135.1±20.0 °C at 760 mmHg |
| Molecular Formula | C5H6N2 | Melting Point | −29 °C(lit.) |
| MSDS | ChineseUSA | Flash Point | 50.0±0.0 °C |
| Symbol | GHS02, GHS07 | Signal Word | Warning |
Names
| Name | 2-Methylpyrazine |
|---|---|
| Synonym | More Synonyms |
methylpyrazine BiologicalActivity
| Description | 2-Methylpyrazine is a kind of alkylpyrazine that can be identified in roasted red pepper seed oils[1]. |
|---|---|
| Related Catalog | Research Areas >>OthersSignaling Pathways >>Others >>Others |
| References | [1]. M Y Jung, et al. Effects of roasting on pyrazine contents and oxidative stability of red pepper seed oil prior to its extraction. J Agric Food Chem. 1999 Apr;47(4):1700-4. |
Chemical & Physical Properties
| Density | 1.0±0.1 g/cm3 |
|---|---|
| Boiling Point | 135.1±20.0 °C at 760 mmHg |
| Melting Point | −29 °C(lit.) |
| Molecular Formula | C5H6N2 |
| Molecular Weight | 94.115 |
| Flash Point | 50.0±0.0 °C |
| Exact Mass | 94.053101 |
| PSA | 25.78000 |
| LogP | 0.18 |
| Vapour Pressure | 9.7±0.2 mmHg at 25°C |
| Index of Refraction | 1.503 |
| InChIKey | CAWHJQAVHZEVTJ-UHFFFAOYSA-N |
| SMILES | Cc1cnccn1 |
| Storage condition | Flammables area |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1800 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1820 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
MUTATION DATA - TYPE OF TEST :
- Cytogenetic analysis
- TEST SYSTEM :
- Rodent - hamster Ovary
- DOSE/DURATION :
- 2500 mg/L
- REFERENCE :
- FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,581,1980
- TYPE OF TEST :
- Cytogenetic analysis
- TEST SYSTEM :
- Rodent - hamster Ovary
- DOSE/DURATION :
- 2500 mg/L
- REFERENCE :
- FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 18,581,1980
Safety Information
| Symbol | GHS02, GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H226-H302-H315-H319-H335 |
| Precautionary Statements | P261-P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter |
| Hazard Codes | Xn:Harmful |
| Risk Phrases | R10;R22 |
| Safety Phrases | S26-S36-S16 |
| RIDADR | UN 1993 3/PG 3 |
| WGK Germany | 3 |
| RTECS | UQ3675000 |
| Packaging Group | III |
| Hazard Class | 3 |
| HS Code | 2932999099 |
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% |
Articles4
More Articles| Toward prediction of alkane/water partition coefficients. J. Med. Chem. 51 , 3720-30, (2008) Partition coefficients were measured for 47 compounds in the hexadecane/water ( P hxd) and 1-octanol/water ( P oct) systems. Some types of hydrogen bond acceptor presented by these compounds to the pa... | |
| Orientation to determine quality attributes of flavoring excipients containing volatile molecules. J. Pharm. Biomed. Anal. 110 , 20-6, (2015) Pharmaceutical excipients containing volatile odor-active molecules can be used in pharmaceutical development to increase patients' compliance. However, capturing the molecular composition of these od... | |
| Influence of Free Amino Acids, Oligopeptides, and Polypeptides on the Formation of Pyrazines in Maillard Model Systems. J. Agric. Food Chem. 63 , 5364-72, (2015) Pyrazines are specific Maillard reaction compounds known to contribute to the unique aroma of many products. Most studies concerning the generation of pyrazines in the Maillard reaction have focused o... |
Synonyms
| 2-methyl-pyrazine |
| MFCD00006142 |
| methylpyrazine |
| Pyrazine,2-methyl |
| 2-Methylpyrazine |
| 2-Methyl-1,4-diazine |
| Pyrazine, 2-methyl- |
| 3-methylpyrazine |
| Pyrazine,methyl |
| EINECS 203-645-8 |
