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    Also known as: Tetramethylpyrazine, 1124-11-4, Ligustrazine, Pyrazine, tetramethyl-, Bs factor, Tetrapyrazine
    Molecular Formula
    C8H12N2
    Molecular Weight
    136.19  g/mol
    InChI Key
    FINHMKGKINIASC-UHFFFAOYSA-N
    FDA UNII
    V80F4IA5XG
    Tetramethylpyrazine
    ligustrazine is a natural product found in Coffea arabica, Curcuma aromatica, and other organisms with data available.
    1 2D Structure

    Tetramethylpyrazine

    2 Identification
    2.1 Computed Descriptors
    2.1.1 IUPAC Name
    2,3,5,6-tetramethylpyrazine
    2.1.2 InChI
    InChI=1S/C8H12N2/c1-5-6(2)10-8(4)7(3)9-5/h1-4H3
    2.1.3 InChI Key
    FINHMKGKINIASC-UHFFFAOYSA-N
    2.1.4 Canonical SMILES
    CC1=C(N=C(C(=N1)C)C)C
    2.2 Other Identifiers
    2.2.1 UNII
    V80F4IA5XG
    2.3 Synonyms
    2.3.1 MeSH Synonyms

    1. Chuanxiongzine

    2. Ligustrazine

    3. Liqustrazine

    4. Tetramethyl Pyrazine

    5. Tetramethylpyrazine

    6. Tetramethylpyrazine Hydrochloride

    7. Tmpz

    2.3.2 Depositor-Supplied Synonyms

    1. Tetramethylpyrazine

    2. 1124-11-4

    3. Ligustrazine

    4. Pyrazine, Tetramethyl-

    5. Bs Factor

    6. Tetrapyrazine

    7. Tetramethylpyrazin

    8. Chuanxiongzine

    9. Liqustrazine

    10. Ligustizine

    11. 2,3,5,6-tetramethyl Pyrazine

    12. Chuanxingzine

    13. Fema No. 3237

    14. 2,3,5,6,-tetramethyl-1,4-pyrazine

    15. Mfcd00006146

    16. V80f4ia5xg

    17. Mls000069594

    18. Fema 3237

    19. Pyrazine, 2,3,5,6-tetramethyl-

    20. Nsc-36080

    21. Nsc-46451

    22. Smr000059042

    23. 2,5,6-tetramethylpyrazine

    24. Tmpz

    25. Einecs 214-391-2

    26. Nsc 36080

    27. Nsc 46451

    28. Unii-v80f4ia5xg

    29. 2,3,5,6-tetramethylpyrazine (natural)

    30. Ligustrazin

    31. Chuanxiongqin

    32. Opera_id_849

    33. Tmp?

    34. Dsstox_cid_27070

    35. Dsstox_rid_82085

    36. Dsstox_gsid_47070

    37. Schembl77624

    38. Ligustrazine [who-dd]

    39. Chembl303697

    40. Zinc4042

    41. 2,3,5,6-tetramethyl-pyrazine

    42. Dtxsid6047070

    43. Finhmkgkiniasc-uhfffaoysa-

    44. Chebi:133246

    45. Pyrazine, 2,3,5,6-tetramethyl

    46. Hms2235k03

    47. Hms3371j08

    48. Nat.2,3,5,6-tetramethylpyrazine

    49. Hy-n0264

    50. Nsc36080

    51. Nsc46451

    52. Tox21_302313

    53. Bbl012277

    54. S3956

    55. Stl163591

    56. 2,3,5,6-tetramethylpyrazine, 98%

    57. Akos003398567

    58. Ccg-207974

    59. Cs-w023183

    60. Ncgc00247063-01

    61. Ncgc00256097-01

    62. Ac-10515

    63. Ac-34076

    64. As-13206

    65. Sy011353

    66. Cas-1124-11-4

    67. Db-003786

    68. 2,3,5,6-tetramethylpyrazine [fcc]

    69. Am20070299

    70. Ft-0609443

    71. N1918

    72. T0972

    73. 2,3,5,6-tetramethylpyrazine [fhfi]

    74. 2,3,5,6-tetramethylpyrazine, >=98%, Fg

    75. F11202

    76. 2,3,5,6-tetramethylpyrazine, Analytical Standard

    77. A802574

    78. Ac-907/25014219

    79. Q-100069

    80. 2,3,5,6-tetramethylpyrazine, Natural, >=98%, Fg

    81. Q11319317

    82. Z1741976694

    83. 2,3,5,6-tetramethylpyrazine, Vetec(tm) Reagent Grade, 98%

    2.4 Create Date
    2005-03-26
    3 Chemical and Physical Properties
    Molecular Weight 136.19 g/mol
    Molecular Formula C8H12N2
    XLogP31.3
    Hydrogen Bond Donor Count0
    Hydrogen Bond Acceptor Count2
    Rotatable Bond Count0
    Exact Mass136.100048391 g/mol
    Monoisotopic Mass136.100048391 g/mol
    Topological Polar Surface Area25.8 Ų
    Heavy Atom Count10
    Formal Charge0
    Complexity87.8
    Isotope Atom Count0
    Defined Atom Stereocenter Count0
    Undefined Atom Stereocenter Count0
    Defined Bond Stereocenter Count0
    Undefined Bond Stereocenter Count0
    Covalently Bonded Unit Count1
    4 Pharmacology and Biochemistry
    4.1 MeSH Pharmacological Classification

    Vasodilator Agents

    Drugs used to cause dilation of the blood vessels. (See all compounds classified as Vasodilator Agents.)

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