The CAS registry number of 3,4-Dihydro-6,7,8-trimethoxy-2-methylisoquinolinium methyl sulphate is 93776-98-8. Its EINECS registry number is 298-025-7. This chemical's molecular formula is C₁₄H₂₁NO₇S and molecular weight is 347.38404. Its IUPAC name is called methyl sulfate; 6,7,8-trimethoxy-2-methyl-3,4-dihydroisoquinolin-2-ium.

Physical properties of 3,4-Dihydro-6,7,8-trimethoxy-2-methylisoquinolinium methyl sulphate: (1)H-Bond Donor: 0; (2)H-Bond Acceptor: 7; (3)Rotatable Bond Count: 3; (4)Exact Mass: 347.103873; (5)MonoIsotopic Mass: 347.103873; (6)Topological Polar Surface Area: 106; (7)Heavy Atom Count: 23; (8)Formal Charge: 0; (9)Complexity: 383; (10)Isotope Atom Count: 0; (11)Defined Atom StereoCenter Count: 0; (12)Undefined Atom StereoCenter Count: 0; (13)Defined Bond StereoCenter Count: 0; (14)Undefined Bond StereoCenter Count: 0; (15)Covalently-Bonded Unit Count: 2.

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: C[N+]1=CC2=C(C(=C(C=C2CC1)OC)OC)OC.COS(=O)(=O)[O-]
(2)InChI: InChI=1S/C13H18NO3.CH4O4S/c1-14-6-5-9-7-11(15-2)13(17-4)12(16-3)10(9)8-14;1-5-6(2,3)4/h7-8H,5-6H2,1-4H3;1H3,(H,2,3,4)/q+1;/p-1
(3)InChIKey: OOZBVDZNDNTFRV-UHFFFAOYSA-M