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    Technical details about CAS 303-26-4, learn more about the structure, uses, toxicity, action, side effects and more

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    CAS 303-26-4

    BUILDING BLOCK

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    2D Structure
    Also known as: 303-26-4, Norchlorcyclizine, 1-((4-chlorophenyl)(phenyl)methyl)piperazine, 1-[(4-chlorophenyl)phenylmethyl]piperazine, 130018-88-1, N-(p-chlorobenzhydryl)piperazine
    Molecular Formula
    C17H19ClN2
    Molecular Weight
    286.8  g/mol
    InChI Key
    UZKBSZSTDQSMDR-UHFFFAOYSA-N
    FDA UNII
    T875VN0D6E
    1 2D Structure

    2D Structure

    2 Identification
    2.1 Computed Descriptors
    2.1.1 IUPAC Name
    1-[(4-chlorophenyl)-phenylmethyl]piperazine
    2.1.2 InChI
    InChI=1S/C17H19ClN2/c18-16-8-6-15(7-9-16)17(14-4-2-1-3-5-14)20-12-10-19-11-13-20/h1-9,17,19H,10-13H2
    2.1.3 InChI Key
    UZKBSZSTDQSMDR-UHFFFAOYSA-N
    2.1.4 Canonical SMILES
    C1CN(CCN1)C(C2=CC=CC=C2)C3=CC=C(C=C3)Cl
    2.2 Other Identifiers
    2.2.1 UNII
    T875VN0D6E
    2.3 Synonyms
    2.3.1 MeSH Synonyms

    1. N-(p-chlorobenzhydryl)piperazine

    2. Norchlorcyclizine

    3. Norchlorcyclizine Hydrochloride

    4. Norchlorcyclizine Monohydrochloride

    2.3.2 Depositor-Supplied Synonyms

    1. 303-26-4

    2. Norchlorcyclizine

    3. 1-((4-chlorophenyl)(phenyl)methyl)piperazine

    4. 1-[(4-chlorophenyl)phenylmethyl]piperazine

    5. 130018-88-1

    6. N-(p-chlorobenzhydryl)piperazine

    7. 1-[(4-chlorophenyl)(phenyl)methyl]piperazine

    8. 4-(4-chlorobenzhydryl)piperazine

    9. N-(4-chlorobenzhydryl)piperazine

    10. 1-[(4-chlorophenyl)-phenylmethyl]piperazine

    11. Cetirizine Impurity A

    12. Nsc 86164

    13. (-)-1-[(4-chlorophenyl)phenylmethyl]piperazine

    14. Chlorobenzhydryl Piperazine

    15. Levocetirizine Impurity 2

    16. Mfcd00005965

    17. Piperazine, 1-((4-chlorophenyl)phenylmethyl)-

    18. Piperazine, 1-[(4-chlorophenyl)phenylmethyl]-

    19. (-)-1-[(4-chlorophenyl) Phenylmethyl] Piperazine

    20. 4-chlorobenzhydryl Piperazine

    21. Hydroxyzine Related Compound A

    22. T875vn0d6e

    23. 1-(.alpha.-phenyl-4-chlorobenzyl)piperazine

    24. 1-(4-chloro-.alpha.-phenylbenzyl)piperazine

    25. 1-[(4-chlorophenyl)-phenyl-methyl]piperazine

    26. 4-chlorobenzhydrylpiperazine

    27. Nsc-86164

    28. 1-((4-chlorophenyl)phenylmethyl)piperazine

    29. Piperazine, 1-(p-chloro-.alpha.-phenylbenzyl)-

    30. (rs)-1-[(4-chlorophenyl)phenylmethyl]piperazine

    31. 1-[(4-chlorophenyl)phenylmethyl)piperazine

    32. Piperazine, 1-(.alpha.-(4-chlorophenyl)benzyl)-

    33. Piperazine, 1-[.alpha.-(4-chlorophenyl)benzyl]-

    34. Einecs 206-137-4

    35. 1-(4-chlorodiphenylmethyl)piperazine

    36. Brn 0243027

    37. Unii-t875vn0d6e

    38. 1-(4-chloro-alpha-phenylbenzyl)piperazine

    39. 1-(alpha-phenyl-4-chlorobenzyl)piperazine

    40. Piperazine, 1-(alpha-(4-chlorophenyl)benzyl)-

    41. 1-(4-chlorobenzhydryl) Piperazine

    42. Meclozine Impurity H

    43. Cbhp

    44. Cetirizine-m N-desalkyl

    45. (s)-nor-ccz

    46. Oprea1_771131

    47. 4-23-00-00072 (beilstein Handbook Reference)

    48. Mls000521343

    49. Chembl81324

    50. Schembl467086

    51. Piperazine, 1-(p-chloro-alpha-phenylbenzyl)-

    52. Gtpl9162

    53. Dtxsid00891490

    54. Hms1648p05

    55. Hms2464f07

    56. N-(4-chlorobenzhydryl) Piperazine

    57. Amy40892

    58. Bcp08791

    59. Bcp34517

    60. Nsc86164

    61. Norchlorcyclizine, (+/-)-

    62. Bbl010366

    63. Stk083473

    64. Akos000268792

    65. Akos016039386

    66. Ac-3019

    67. C 10c10

    68. Cs-w001978

    69. Gf-0133

    70. Sb47944

    71. N-(4-chlorophenyl)phenylmethylpiperazine

    72. Ncgc00245963-01

    73. Compound C10 [pmid: 24297249]

    74. Smr000131751

    75. Sy003580

    76. Db-018556

    77. C1611

    78. Eu-0099994

    79. Ft-0604324

    80. Ft-0604325

    81. Ft-0629215

    82. Ft-0658637

    83. Ft-0664913

    84. 1-[(4-chlorophenyl)-phenylmethyl]-piperazine

    85. En300-18220

    86. Hydroxyzine Related Compound A [usp-rs]

    87. N-[(4-chlorophenyl)(phenyl)-methyl]piperazine

    88. (+/-)-1-(p-chlorobenzhydryl)piperazine

    89. (-)-1-[(4chlorophenyl) Phenylmethyl]piperazine

    90. 1-[(4-chloro-phenyl)-phenyl-methyl]-piperazine

    91. (-)-1-[(4-chloro Phenyl)phenylmethyl]piperazine

    92. 303c264

    93. A806004

    94. Sr-01000597190

    95. (-)-1-[1-(4-chlorophenyl)phenylmethyl]piperazine

    96. Q-200042

    97. Sr-01000597190-1

    98. (-)-1-[(4-chloro-phenyl)-phenyl-methyl]-piperazine

    99. Q27076864

    100. Z57388987

    101. 1-(4-chlorobenzhydryl)piperazine, Technical Grade, 90%

    102. Cetirizine Dihydrochloride Impurity A [ep Impurity]

    103. Hydroxyzine Hydrochloride Impurity A [ep Impurity]

    104. Meclozine Dihydrochloride Impurity H [ep Impurity]

    105. Meclozine Impurity H, European Pharmacopoeia (ep) Reference Standard

    106. Cetirizine Impurity A, European Pharmacopoeia (ep) Reference Standard

    107. (r)-cetirizine Ep Impurity A;(r)-1-((4-chlorophenyl)(phenyl)methyl)piperazine

    108. Hydroxyzine Related Compound A, United States Pharmacopeia (usp) Reference Standard

    2.4 Create Date
    2005-03-26
    3 Chemical and Physical Properties
    Molecular Weight 286.8 g/mol
    Molecular Formula C17H19ClN2
    XLogP33.4
    Hydrogen Bond Donor Count1
    Hydrogen Bond Acceptor Count2
    Rotatable Bond Count3
    Exact Mass286.1236763 g/mol
    Monoisotopic Mass286.1236763 g/mol
    Topological Polar Surface Area15.3 Ų
    Heavy Atom Count20
    Formal Charge0
    Complexity277
    Isotope Atom Count0
    Defined Atom Stereocenter Count0
    Undefined Atom Stereocenter Count1
    Defined Bond Stereocenter Count0
    Undefined Bond Stereocenter Count0
    Covalently Bonded Unit Count1