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ChemicalBook >> CAS DataBase List >> Tetramethylpyrazine

Tetramethylpyrazine

Tetramethylpyrazine price.
  • $26 - $2560
  • Product name: Tetramethylpyrazine
  • CAS: 1124-11-4
  • MF: C8H12N2
  • MW: 136.19
  • EINECS:214-391-2
  • MDL Number:MFCD00006146
  • Synonyms:2 3 5 6-TETRAMETHYLPYRAZINE 98+%;Ligustrazine(tetramethylprazine);Ligustrazine(tetramethylpyrazine);2,3,5,6-TETRAMETHYLPYRAZINE WITH GC;2,3,5,6-TETRAMETHYL PYRAZINE, NATURAL;2,3,5,6-TETRAMETHYLPYRAZINE, SYNTHETIC;2,3,5,6-tetramethylpyrazine base;2,3,5,6-Tetramethylpyrazine,Ligustrazine
13 prices
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Brand

  • Alfa Aesar
  • Sigma-Aldrich
  • TCI Chemical

Package

  • 100mg
  • 25g
  • 100g
  • 100g-k
  • 1kg-k
  • 5kg-k
  • 250g-k
  • sample-k
  • ManufacturerAlfa Aesar
  • Product numberA18279
  • Product description2,3,5,6-Tetramethylpyrazine, 98+%
  • Packaging100g
  • Price$127
  • Updated2018-11-13
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberA18279
  • Product description2,3,5,6-Tetramethylpyrazine, 98+%
  • Packaging25g
  • Price$38.7
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323705
  • Product description2,3,5,6-Tetramethylpyrazine ≥98%, FG
  • Packagingsample-k
  • Price$40
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323713
  • Product description2,3,5,6-Tetramethylpyrazine natural, ≥98%, FG
  • Packagingsample-k
  • Price$40
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number183938
  • Product description2,3,5,6-Tetramethylpyrazine 98%
  • Packaging25g
  • Price$49.7
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323705
  • Product description2,3,5,6-Tetramethylpyrazine ≥98%, FG
  • Packaging250g-k
  • Price$137
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number183938
  • Product description2,3,5,6-Tetramethylpyrazine 98%
  • Packaging100g
  • Price$139
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number95162
  • Product description2,3,5,6-Tetramethylpyrazine analytical standard
  • Packaging100mg
  • Price$139
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323713
  • Product description2,3,5,6-Tetramethylpyrazine natural, ≥98%, FG
  • Packaging100g-k
  • Price$337
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323705
  • Product description2,3,5,6-Tetramethylpyrazine ≥98%, FG
  • Packaging1kg-k
  • Price$370
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323705
  • Product description2,3,5,6-Tetramethylpyrazine ≥98%, FG
  • Packaging5kg-k
  • Price$1440
  • Updated2018-11-13
  • Buy
  • ManufacturerSigma-Aldrich
  • Product numberW323713
  • Product description2,3,5,6-Tetramethylpyrazine natural, ≥98%, FG
  • Packaging1kg-k
  • Price$2560
  • Updated2018-11-13
  • Buy
  • ManufacturerTCI Chemical
  • Product numberT0972
  • Product description2,3,5,6-Tetramethylpyrazine >98.0%(GC)(T)
  • Packaging25g
  • Price$26
  • Updated2018-11-22
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar A18279 2,3,5,6-Tetramethylpyrazine, 98+% 100g $127 2018-11-13 Buy
Alfa Aesar A18279 2,3,5,6-Tetramethylpyrazine, 98+% 25g $38.7 2018-11-13 Buy
Sigma-Aldrich W323705 2,3,5,6-Tetramethylpyrazine ≥98%, FG sample-k $40 2018-11-13 Buy
Sigma-Aldrich W323713 2,3,5,6-Tetramethylpyrazine natural, ≥98%, FG sample-k $40 2018-11-13 Buy
Sigma-Aldrich 183938 2,3,5,6-Tetramethylpyrazine 98% 25g $49.7 2018-11-13 Buy
Sigma-Aldrich W323705 2,3,5,6-Tetramethylpyrazine ≥98%, FG 250g-k $137 2018-11-13 Buy
Sigma-Aldrich 183938 2,3,5,6-Tetramethylpyrazine 98% 100g $139 2018-11-13 Buy
Sigma-Aldrich 95162 2,3,5,6-Tetramethylpyrazine analytical standard 100mg $139 2018-11-13 Buy
Sigma-Aldrich W323713 2,3,5,6-Tetramethylpyrazine natural, ≥98%, FG 100g-k $337 2018-11-13 Buy
Sigma-Aldrich W323705 2,3,5,6-Tetramethylpyrazine ≥98%, FG 1kg-k $370 2018-11-13 Buy
Sigma-Aldrich W323705 2,3,5,6-Tetramethylpyrazine ≥98%, FG 5kg-k $1440 2018-11-13 Buy
Sigma-Aldrich W323713 2,3,5,6-Tetramethylpyrazine natural, ≥98%, FG 1kg-k $2560 2018-11-13 Buy
TCI Chemical T0972 2,3,5,6-Tetramethylpyrazine >98.0%(GC)(T) 25g $26 2018-11-22 Buy

Properties

Melting point: :77-80 °C(lit.)
Boiling point: :190 °C(lit.)
Density  :1.08
refractive index  :1.5880 (estimate)
FEMA  :3237 | 2,3,5,6-TETRAMETHYLPYRAZINE
Flash point: :128-130°C/200mm
storage temp.  :Store below +30°C.
solubility  :4g/l
form  :neat
Water Solubility  :Soluble in water (4 g/L at 20°C).
JECFA Number :780
BRN  :113100
Stability: :Stable. Incompatible with strong acids, strong oxidizing agents.
CAS DataBase Reference :1124-11-4(CAS DataBase Reference)
NIST Chemistry Reference :Pyrazine, tetramethyl-(1124-11-4)
EPA Substance Registry System :Pyrazine, tetramethyl-(1124-11-4)

Safety Information

Symbol(GHS):
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

Tetramethylpyrazine (TMP) is a kind of alkaloids identified in Ligusticum wallichii FRANCH. It has various kinds of medical applications. It has long been used in China for the treatment of cardiovascular problems. It also has antiinflammatory and analgesic effect. It can be used for the treatment of diabetic peripheral neuropathy. Through effectively penetrating across the blood-brain barrier, it can exert its neuroprotection function which is useful for the treatment of ischemic brain injury. Moreover, it can eliminate superoxide anion and decreases nitric oxide production in human polymorphonuclear leukocytes.

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