2,3,5-Trimethylpyrazine
Names
[ CAS No. ]:
14667-55-1
[ Name ]:
2,3,5-Trimethylpyrazine
[Synonym ]:
T6N DNJ B1 C1 E1
2,3,5-Trimethylpyrazine
MFCD00006145
Trimethylpyrazine
Trimethyl-pyrazine
Pyrazine, 2,3,5-trimethyl-
EINECS 238-712-0
Pyrazine, trimethyl-
2,3,5-TRIMETHYL PYRAZINE
Biological Activity
[Description]:
[Related Catalog]:
Chemical & Physical Properties
[ Density]:
1.0±0.1 g/cm3
[ Boiling Point ]:
173.1±35.0 °C at 760 mmHg
[ Molecular Formula ]:
C7H10N2
[ Molecular Weight ]:
122.168
[ Flash Point ]:
54.4±0.0 °C
[ Exact Mass ]:
122.084396
[ PSA ]:
25.78000
[ LogP ]:
1.10
[ Vapour Pressure ]:
1.7±0.3 mmHg at 25°C
[ Index of Refraction ]:
1.504
[ Storage condition ]:
Flammables area
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- UQ3907000
- CHEMICAL NAME :
- Pyrazine, trimethyl-
- CAS REGISTRY NUMBER :
- 14667-55-1
- BEILSTEIN REFERENCE NO. :
- 0002423
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C7-H10-N2
- MOLECULAR WEIGHT :
- 122.19
- WISWESSER LINE NOTATION :
- T6N DNJ B1 C1 E1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 806 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- DCTODJ Drug and Chemical Toxicology. (Marcel Dekker, 270 Madison Ave., New York, NY 10016) V.1- 1977/78- Volume(issue)/page/year: 3,249,1980
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 ]:
S16-S26-S36/37/39
[ RIDADR ]:
UN 1993 3/PG 3
[ WGK Germany ]:
3
[ RTECS ]:
UQ3907000
[ Packaging Group ]:
III
[ Hazard Class ]:
3
[ HS Code ]:
2933990090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
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%
Articles
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The aroma profile of oolong tea infusions (Dongdingwulong, DDWL; Tieguanyin, TGY; Dahongpao, DHP) were investigated in this study. Gas chromatography-olfactometry (GC-O) with the method of aroma inten...
Aroma improvement by repeated freeze-thaw treatment during Tuber melanosporum fermentation.Sci. Rep. 5 , 17120, (2015)
The aroma attributes of sulfurous, mushroom and earthy are the most important characteristics of the aroma of Tuber melanosporum. However, these three aroma attributes are absent in the T. melanosporu...