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5-Amino-3-Methyl-4-Isothiazolecarbonitrile

CAS: 41808-35-9 | C5H5N3S

2D Structure

3D Structure

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Basic Information

CAS Registry Number: 41808-35-9
Molecular Formula: C5H5N3S
Molecular Weight: 139.183 g/mol

Names and Synonyms:

5-Amino-3-Methyl-4-Isothiazolecarbonitrile
5-Amino-3-methylisothiazole-4-carbonitrile
5-Amino-4-cyano-3-methylisothiazole
5-Amino-3-methyl-4-isothiazolecarbonitrile
4-Isothiazolecarbonitrile, 5-amino-3-methyl-

Identifiers:

SMILES:
Cc1nsc(N)c1C#N
InChI:
InChI=1S/C5H5N3S/c1-3-4(2-6)5(7)9-8-3/h7H2,1H3

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

Category Property Value Source
Physical Properties molecular_mass 139.18 g/mol Legacy Database
cas-canonical-smile N#CC1=C(SN=C1C)N Legacy Database
cas-inchi InChI=1S/C5H5N3S/c1-3-4(2-6)5(7)9-8-3/h7H2,1H3 Legacy Database
cas-inchi-key InChIKey=PJQFZPWSFDVYIF-UHFFFAOYSA-N Legacy Database
cas-melting-point 202 °C @ Solvent: Ethyl acetate, Ligroine Legacy Database
cas-name 5-Amino-3-methyl-4-isothiazolecarbonitrile Legacy Database
LogP 0.9054 RDKit
Molecular Molecular Weight 139.183 g/mol RDKit
Exact Exact Molecular Weight 139.02041816 g/mol RDKit
Heavy Heavy Atom Count 9 count RDKit
Hydrogen Hydrogen Bond Acceptors 4 count RDKit
Hydrogen Bond Donors 1 count RDKit
Rotatable Rotatable Bonds 0 count RDKit
Aromatic Aromatic Ring Count 1 count RDKit
Topological Topological Polar Surface Area 62.699999999999996 Ų RDKit
Molar Molar Refractivity 35.97839999999999 RDKit

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