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Homatropine Hydrobromide

CAS: 51-56-9 | C16H22BrNO3

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 51-56-9
Molecular Formula: C16H22BrNO3
Molecular Mass: 356.26 g/mol

Names and Synonyms:

Homatropine Hydrobromide
Benzeneacetic acid, α-hydroxy-, (3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester, hydrobromide (1:1)
1αH,5αH-Tropan-3α-ol, mandelate (ester), hydrobromide
Benzeneacetic acid, α-hydroxy-, 8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester, hydrobromide, endo-
Benzeneacetic acid, α-hydroxy-, (3-endo)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl ester, hydrobromide
Homatropine hydrobromide
Mandelic acid tropine ester hydrobromide
(±)-Homatropine bromide
Homatropine bromide
Isopto Homatropine

Identifiers:

SMILES:
Br.CN1[C@@H]2CC[C@H]1C[C@@H](OC(=O)C(O)c1ccccc1)C2
InChI:
InChI=1/C16H21NO3.BrH/c1-17-12-7-8-13(17)10-14(9-12)20-16(19)15(18)11-5-3-2-4-6-11;/h2-6,12-15,18H,7-10H2,1H3;1H/t12-,13+,14+,15?;

Key Properties

Melting Point
250 °C (decomp) CAS Common Chemistry

Spectral Data

NMR, IR, and Mass spectral data

1H NMR
13C NMR
Predicting NMR spectra...
10 ppm 9 8 7 6 5 4 3 2 1 0 ppm
Shift (ppm) Multiplicity Integration Assignment
200 ppm 180 160 140 120 100 80 60 40 20 0 ppm
Shift (ppm) DEPT Assignment

Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.

External Resources

All Properties

Comprehensive physical and chemical properties

Property Value Source
Molecular Mass 356.26 g/mol CAS Common Chemistry
356.26000000000005 g/mol RDKit
355.07830566399997 g/mol RDKit
Canonical SMILES Br.O=C(OC1CC2N(C)C(CC2)C1)C(O)C=3C=CC=CC3 CAS Common Chemistry
InChI InChI=1/C16H21NO3.BrH/c1-17-12-7-8-13(17)10-14(9-12)20-16(19)15(18)11-5-3-2-4-6-11;/h2-6,12-15,18H,7-10H2,1H3;1H/t12-,13+,14+,15?; CAS Common Chemistry
InChI Key InChIKey=DWSGTFTVBLXELC-RDYJJYPNNA-N CAS Common Chemistry
Melting Point 250 °C (decomp) CAS Common Chemistry
Name Homatropine hydrobromide CAS Common Chemistry
Heavy Atom Count 21 RDKit
Hydrogen Bond Acceptors 4 RDKit
Hydrogen Bond Donors 1 RDKit
Rotatable Bonds 3 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 49.769999999999996 Ų RDKit
LogP 2.4663000000000004 RDKit
Molar Refractivity 85.41080000000005 RDKit

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