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Idra 21

CAS: 22503-72-6 | C8H9ClN2O2S

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 22503-72-6
Molecular Formula: C8H9ClN2O2S
Molecular Mass: 232.69 g/mol

Names and Synonyms:

Idra 21
2H-1,2,4-Benzothiadiazine, 7-chloro-3,4-dihydro-3-methyl-, 1,1-dioxide
IDRA 21

Identifiers:

SMILES:
CC1Nc2ccc(Cl)cc2S(=O)(=O)N1
InChI:
InChI=1S/C8H9ClN2O2S/c1-5-10-7-3-2-6(9)4-8(7)14(12,13)11-5/h2-5,10-11H,1H3

Key Properties

Melting Point
209 °C @ Solvent: Acetic acid 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 232.69 g/mol CAS Common Chemistry
232.692 g/mol RDKit
232.007326208 g/mol RDKit
Canonical SMILES O=S1(=O)NC(NC2=CC=C(Cl)C=C21)C CAS Common Chemistry
InChI InChI=1S/C8H9ClN2O2S/c1-5-10-7-3-2-6(9)4-8(7)14(12,13)11-5/h2-5,10-11H,1H3 CAS Common Chemistry
InChI Key InChIKey=VZRNTCHTJRLTMU-UHFFFAOYSA-N CAS Common Chemistry
Melting Point 209 °C @ Solvent: Acetic acid CAS Common Chemistry
Name IDRA 21 CAS Common Chemistry
Heavy Atom Count 14 RDKit
Hydrogen Bond Acceptors 3 RDKit
Hydrogen Bond Donors 2 RDKit
Rotatable Bonds 0 RDKit
Aromatic Ring Count 1 RDKit
Topological Polar Surface Area 58.2 Ų RDKit
LogP 1.3898 RDKit
Molar Refractivity 54.85820000000002 RDKit

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