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Vilsmeier Reagent

CAS: 3724-43-4 | C3H7Cl2N

2D Structure

3D Structure

Loading 3D structure...

Basic Information

CAS Registry Number: 3724-43-4
Molecular Formula: C3H7Cl2N
Molecular Mass: 128.00 g/mol

Names and Synonyms:

Vilsmeier Reagent
Methanaminium, N-(chloromethylene)-N-methyl-, chloride (1:1)
Ammonium, (chloromethylene)dimethyl-, chloride
Methanaminium, N-(chloromethylene)-N-methyl-, chloride
(Chloromethylene)dimethylammonium chloride
Chlorodimethylformiminium chloride
Dimethyl(chloromethylene)ammonium chloride
Dimethylchloroformiminium chloride
Chloro(dimethylamino)methylium chloride
Arnold's reagent
N,N-Dimethylchloroformiminium chloride
Reagents, Arnold's
N-(Chloromethylene)-N-methylmethanaminium chloride

Identifiers:

SMILES:
CN(C)C=[Cl+].[Cl-]
InChI:
InChI=1S/C3H7ClN.ClH/c1-5(2)3-4;/h3H,1-2H3;1H/q+1;/p-1

Key Properties

Melting Point
135.5-138.0 °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 128.00 g/mol CAS Common Chemistry
128.002 g/mol RDKit
126.99555458399999 g/mol RDKit
Wikipedia Url https://en.wikipedia.org/wiki/Vilsmeier_reagent CAS Common Chemistry
Canonical SMILES [Cl-].ClC=[N+](C)C CAS Common Chemistry
InChI InChI=1S/C3H7ClN.ClH/c1-5(2)3-4;/h3H,1-2H3;1H/q+1;/p-1 CAS Common Chemistry
InChI Key InChIKey=QQVDYSUDFZZPSU-UHFFFAOYSA-M CAS Common Chemistry
Melting Point 135.5-138.0 °C CAS Common Chemistry
Name (Chloromethylene)dimethylammonium chloride CAS Common Chemistry
Vilsmeier reagent CAS Common Chemistry
Heavy Atom Count 6 RDKit
Hydrogen Bond Acceptors 1 RDKit
Hydrogen Bond Donors 0 RDKit
Rotatable Bonds 1 RDKit
Aromatic Ring Count 0 RDKit
Topological Polar Surface Area 3.24 Ų RDKit
LogP -3.1389999999999985 RDKit
Molar Refractivity 19.750999999999998 RDKit

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