Methylthioninium chloride

Methylene Blue A compound consisting of dark green crystals or crystalline powder, having a bronze-like luster. Solutions in water or alcohol have a deep blue color. Methylene blue is used as a bacteriologic stain and as an indicator. It inhibits GUANYLATE CYCLASE, and has been used to treat cyanide poisoning and to lower levels of METHEMOGLOBIN.

Molecular Formula: C₁₈H₂₆ClNO₃S

InChI: InChI=1/C18H20NS.ClH.3H2O/c1-11(2)13-5-7-15-17(9-13)20-18-10-14(12(3)4)6-8-16(18)19-15;;;;/h5-12H,1-4H3;1H;3*1H2/q+1;;;;/p-1/fC18H20NS.Cl.3H2O/h;1h;;;/qm;-1;;;

InChIKey: InChIKey=IQCLUFFFRIUZRM-AKPKPFQQCH
SMILES: CC(C)C1=CC2=C(C=C1)N=C3C=CC(=CC3=[S+]2)C(C)C.O.O.O.[Cl-]

Names:
    D02312
    Methylene blue (USP)
    methylene blue
    Methylthioninium chloride
    3,7-dipropan-2-ylphenothiazine chloride trihydrate
    7220-79-3

Registries:
    PubChem CID 11954237
    PubChem ID 7849371