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Benzylmercapturic Acid

CAS: 19542-77-9 | C12H15NO3S

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 19542-77-9
Molecular Formula: C12H15NO3S
Molecular Mass: 253.32 g/mol

Names and Synonyms:

Benzylmercapturic Acid
L-Cysteine, N-acetyl-S-(phenylmethyl)-
Alanine, N-acetyl-3-(benzylthio)-, L-
N-Acetyl-S-(phenylmethyl)-L-cysteine
Benzylmercapturic acid
S-Benzyl-N-acetyl-L-cysteine
N-Acetyl-S-benzylcysteine
S-Benzyl-N-acetylcysteine
N-Acetyl-S-benzyl-L-cysteine
S-Benzyl-(R)-mercapturic acid
(R)-2-Acetamido-3-(benzylthio)propanoic acid

Identifiers:

SMILES:
CC(O)=N[C@@H](CSCc1ccccc1)C(=O)O
InChI:
InChI=1S/C12H15NO3S/c1-9(14)13-11(12(15)16)8-17-7-10-5-3-2-4-6-10/h2-6,11H,7-8H2,1H3,(H,13,14)(H,15,16)/t11-/m0/s1

Key Properties

Melting Point
156-157 °C 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 253.32 g/mol CAS Common Chemistry
253.323 g/mol RDKit
253.07726434 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/Benzylmercapturic_acid CAS Common Chemistry
Canonical SMILES O=C(O)C(NC(=O)C)CSCC=1C=CC=CC1 CAS Common Chemistry
InChI InChI=1S/C12H15NO3S/c1-9(14)13-11(12(15)16)8-17-7-10-5-3-2-4-6-10/h2-6,11H,7-8H2,1H3,(H,13,14)(H,15,16)/t11-/m0/s1 CAS Common Chemistry
InChI Key InChIKey=BJUXDERNWYKSIQ-NSHDSACASA-N CAS Common Chemistry
Melting Point 156-157 °C CAS Common Chemistry
Name Benzylmercapturic acid CAS Common Chemistry
Heavy Atom Count 17 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 2 RDKit
Rotatable Bonds 6 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 69.89 Ų RDKit
LogP 2.3494 RDKit
Molar Refractivity 69.76560000000003 RDKit

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