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    Methaqualone

    ACTIVE PHARMA INGREDIENTS

    PharmaCompass
    $ API Ref.Price (USD/KG) : 167Xls

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    2D Structure
    Also known as: Melsedin, Somnofac, Mequal, Optimil, Parest, 340-56-7
    Molecular Formula
    C16H15ClN2O
    Molecular Weight
    286.75  g/mol
    InChI Key
    KJUHIXIWKSVBKB-UHFFFAOYSA-N
    FDA UNII
    RJQ4G25ZRH
    A quinazoline derivative with hypnotic and sedative properties. It has been withdrawn from the market in many countries because of problems with abuse. (From Martindale, The Extra Pharmacopoeia, 30th ed, p604)
    1 2D Structure

    2D Structure

    2 Identification
    2.1 Computed Descriptors
    2.1.1 IUPAC Name
    2-methyl-3-(2-methylphenyl)quinazolin-4-one;hydrochloride
    2.1.2 InChI
    InChI=1S/C16H14N2O.ClH/c1-11-7-3-6-10-15(11)18-12(2)17-14-9-5-4-8-13(14)16(18)19;/h3-10H,1-2H3;1H
    2.1.3 InChI Key
    KJUHIXIWKSVBKB-UHFFFAOYSA-N
    2.1.4 Canonical SMILES
    CC1=CC=CC=C1N2C(=NC3=CC=CC=C3C2=O)C.Cl
    2.2 Other Identifiers
    2.2.1 UNII
    RJQ4G25ZRH
    2.3 Synonyms
    2.3.1 MeSH Synonyms

    1. Hydrochloride, Methaqualone

    2. Methaqualone

    3. Metolquizolone

    4. Optimil

    5. Ortonal

    6. Quaalude

    2.3.2 Depositor-Supplied Synonyms

    1. Melsedin

    2. Somnofac

    3. Mequal

    4. Optimil

    5. Parest

    6. 340-56-7

    7. Methaqualone Hcl

    8. Melsed Hcl

    9. Mtq Hydrochloride

    10. Sopor Hydrochloride

    11. Somnafac

    12. Quaalude Hydrochloride

    13. Hyminal Monohydrochloride

    14. Tr 495 Monohydrochloride

    15. Methylquinazolone Hydrochloride

    16. Nsc-75892

    17. Rjq4g25zrh

    18. 2-methyl-3-(o-tolyl)-4-quinazolone Hydrochloride

    19. 4(3h)-quinazolinone, 2-methyl-3-(2-methylphenyl)-, Monohydrochloride

    20. 2-methyl-3-tolylchinazolon-4 Hydrochloride

    21. 2915-01-7

    22. 2-methyl-3-(2-methylphenyl)quinazolin-4-one Hydrochloride

    23. Mozambin Hydrochloride

    24. 2-methyl-3-(2-methylphenyl)quinazolin-4-one;hydrochloride

    25. Einecs 206-431-2

    26. Unii-rjq4g25zrh

    27. Nsc 75892

    28. Chi 38

    29. Methaqualone Hydrochloride [usp]

    30. Qz 2 Hydrochloride

    31. 2-methyl-3-tolylchinazolon-4 Hydrochloride [german]

    32. 2-methyl-3-o-tolyl-4(3h)-quinazolinone Hydrochloride

    33. 2-methyl-3-o-tolyl-4(3h)-quinazolinone Monohydrochloride

    34. 2-metil-3-(o-tolil)-4-chinazolone Chloridrato [italian]

    35. 4(3h)-quinazolinone, 2-methyl-3-o-tolyl-, Hydrochloride

    36. 2-metil-3-(o-tolil)-4-chinazolone Chloridrato

    37. Schembl3500629

    38. Chembl2106829

    39. Dtxsid10951751

    40. 4(3h)-quinazolinone, 2-methyl-3-o-tolyl-, Monohydrochloride

    41. Nsc75892

    42. 4(3h)-quinazolinone, Hydrochloride

    43. 2-methyl-3-(2'-trifluormethylphenyl) Chinazolon-4 Hydrochloride [german]

    44. 4(3h)-quinazolinone, 2-methyl-3-(o-trifluoromethylphenyl)-, Hydrochloride

    45. Akos027439985

    46. 4(3h)-quinazolinone, Monohydrochloride

    47. Methaqualone Hydrochloride [mi]

    48. Methaqualone Hydrochloride [who-dd]

    49. Wln: T66 Bvn Enj Cr B1 & D1

    50. Ft-0603381

    51. Q27288151

    52. 2-methyl-3-(2'-trifluormethylphenyl) Chinazolon-4 Hydrochloride

    53. 2-methyl-3-(2-methylphenyl)quinazolin-4(3h)-one--hydrogen Chloride (1/1)

    2.4 Create Date
    2005-08-08
    3 Chemical and Physical Properties
    Molecular Weight 286.75 g/mol
    Molecular Formula C16H15ClN2O
    Hydrogen Bond Donor Count1
    Hydrogen Bond Acceptor Count2
    Rotatable Bond Count1
    Exact Mass286.0872908 g/mol
    Monoisotopic Mass286.0872908 g/mol
    Topological Polar Surface Area32.7 Ų
    Heavy Atom Count20
    Formal Charge0
    Complexity390
    Isotope Atom Count0
    Defined Atom Stereocenter Count0
    Undefined Atom Stereocenter Count0
    Defined Bond Stereocenter Count0
    Undefined Bond Stereocenter Count0
    Covalently Bonded Unit Count2
    4 Pharmacology and Biochemistry
    4.1 MeSH Pharmacological Classification

    Hypnotics and Sedatives

    Drugs used to induce drowsiness or sleep or to reduce psychological excitement or anxiety. (See all compounds classified as Hypnotics and Sedatives.)