CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Solid |
|---|---|
| Boiling Point | 190.00 °C. @ 760.00 mm Hg |
| Melting Point | 86 °C |
| Solubility | <0.1 [ug/mL] (The mean of the results at pH 7.4) |
| LogP | 1.28 |
| Kovats Retention Index | 1072 1062.2 1062.9 1065.6 1067.7 1068 1069.3 1061 1065 1091 1096 1091 1096 1065 1068 1053 1062 1069 1065 1067 1068 1061 1064 1067 1058 1067 1060 1067 1068 1053.4 1061.2 |
SAFETY INFORMATION
| Signal word | Warning |
|---|---|
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 136.19 g/mol |
|---|---|
| XLogP3 | 1.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 136.100048391 g/mol |
| Monoisotopic Mass | 136.100048391 g/mol |
| Topological Polar Surface Area | 25.8 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 87.8 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Tetramethylpyrazine is a member of the class of pyrazines that is pyrazine in which all four hydrogens have been replaced by methyl groups. An alkaloid extracted from Chuanxiong (Ligusticum wallichii). It has a role as an antineoplastic agent, an apoptosis inhibitor, a neuroprotective agent, a vasodilator agent, a platelet aggregation inhibitor and a bacterial metabolite. It is a member of pyrazines and an alkaloid.