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Promethazine EP Impurity B
QCC Cat No.: QP132602
Chemical Name: Promethazine EP Impurity B
Synonyms: N,N-dimethyl-2-(10H-phenothiazin-10-yl)propan-1-amine
CAS No.: 303-14-0;5568-90-1(HCl salt)
Molecular Formula: C17H20N2S
Molecular Weight: 284.42
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Standard Reference Material For "Promethazine EP Impurity B"
Warning:The form of the product salt may be different from the official website,please consult your local agent for details.
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QCC CAT# COMPOUND ORDER
  • QP132642
    Promethazine Nitroso Impurity 2
    CAS# NA
    M.F.: C12H8N2O3S
    M.W.: 260.27
  • QP132641
    Promethazine Impurity 41
    CAS# NA
    M.F.: C17H20N2OS
    M.W.: 300.42
  • QP132640
    Promethazine Impurity 40
    CAS# NA
    M.F.: C17H20N2O2S
    M.W.: 316.42
  • QP132639
    Promethazine Impurity 39
    CAS# 109093-80-3
    M.F.: C17H22N2S
    M.W.: 286.44
  • QP132638
    Promethazine Impurity 38
    CAS# 857523-80-9;857389-99-2(HCl salt)
    M.F.: C17H22N2
    M.W.: 254.38
  • QP132637
    N-Nitroso Phenothiazine
    CAS# 36144-72-6
    M.F.: C12H8N2OS
    M.W.: 228.27
  • QP132636
    Promethazine Impurity 36
    CAS# 38076-67-4
    M.F.: C13H9NOS
    M.W.: 227.28
  • QP132635
    Promethazine Impurity 35
    CAS# 1637-16-7
    M.F.: C14H13NS
    M.W.: 227.33
  • QP132634
    Promethazine Impurity 34
    CAS# 50971-79-4
    M.F.: C14H14N2S
    M.W.: 242.34
  • QP132633
    Promethazine Impurity 33
    CAS# 15375-56-1
    M.F.: C15H13NOS
    M.W.: 255.34
  • QP132632
    Promethazine Impurity 32
    CAS# 4282-78-4
    M.F.: C15H11NS
    M.W.: 237.32
  • QP132631
    Promethazine Impurity 31
    CAS# 15375-48-1
    M.F.: C15H15NS
    M.W.: 241.35
  • QP132630
    Promethazine Impurity 30
    CAS# 3568-81-8
    M.F.: C12H7NO2S
    M.W.: 229.25
  • QP132629
    Promethazine Impurity 29
    CAS# 581-30-6
    M.F.: C12H7NOS
    M.W.: 213.25
  • QP132628
    Promethazine Impurity 28
    CAS# 79344-14-2
    M.F.: C15H14N2OS
    M.W.: 270.35
  • QP132627
    Promethazine Impurity 27
    CAS# 20962-92-9
    M.F.: C15H13NS
    M.W.: 239.34
  • QP132626
    Promethazine Impurity 26
    CAS# 51237-49-1
    M.F.: C17H20N2O3S
    M.W.: 332.42
  • QP132625
    Promethazine Impurity 25
    CAS# NA
    M.F.: C17H20N2O3S
    M.W.: 332.42
  • QP132624
    N-Nitroso N-Desmethyl Promethazine
    CAS# 94511-44-1
    M.F.: C16H17N3OS
    M.W.: 299.39
  • QP132623
    Promethazine Impurity 23
    CAS# 56080-32-1
    M.F.: C15H16N2S
    M.W.: 256.37
  • QP132622
    Promethazine Impurity 22
    CAS# 37143-56-9
    M.F.: C3H8ClN
    M.W.: 93.55
  • QP132621
    Promethazine Impurity 21
    CAS# NA
    M.F.: C4H10ClN
    M.W.: 107.58
  • QP132620
    Promethazine Impurity 20
    CAS# 64505-48-2
    M.F.: C4H9NO2
    M.W.: 103.12
  • QP132619
    Promethazine Nitroso Impurity 1
    CAS# NA
    M.F.: C3H7NO2
    M.W.: 89.09
  • QP132617
    Promethazine Impurity 17
    CAS# 39796-64-0
    M.F.: C3H9NO2
    M.W.: 91.11
  • QP132618
    Promethazine Impurity 18
    CAS# 2902-96-7
    M.F.: C3H7NO3
    M.W.: 105.09
  • QP132616
    Promethazine Impurity 16
    CAS# 1135334-50-7;1135683-67-8(free base)
    M.F.: C17H20N2O2S.HCl
    M.W.: 316.42 36.46
  • QP132615
    Promethazine Impurity 15
    CAS# 1209-66-1
    M.F.: C12H9NO2S
    M.W.: 231.27
  • QP132614
    Promethazine Impurity 14
    CAS# NA
    M.F.: C17H20N2O2S
    M.W.: 316.42
  • QP132613
    Promethazine Impurity 13
    CAS# 1207-71-2
    M.F.: C12H9NOS
    M.W.: 215.27
  • QP132612
    Promethazine N-β-D-Glucuronide
    CAS# 137908-81-7
    M.F.: C23H28N2O6S
    M.W.: 460.54
  • QP132604
    Promethazine EP Impurity D
    CAS# 7640-51-9
    M.F.: C17H20N2OS
    M.W.: 300.42
  • QP132611
    Promethazine N-Oxide
    CAS# 81480-39-9
    M.F.: C17H20N2OS
    M.W.: 300.42
  • QP132610
    Promethazine Sulfone
    CAS# 13754-56-8
    M.F.: C17H20N2O2S
    M.W.: 316.42
  • QP132603
    Promethazine EP Impurity C
    CAS# 60113-77-1;37707-23-6(free base)
    M.F.: C16H18N2S.HCl
    M.W.: 270.39 36.46
  • QP132601
    Promethazine EP Impurity A;
    Alimemazine EP Impurity C
    CAS# 92-84-2
    M.F.: C12H9NS
    M.W.: 199.27
  • QP132600
    Promethazine HCl
    CAS# 58-33-3
    M.F.: C17H21ClN2S
    M.W.: 320.88
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