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(Chloromethylene)dimethyliminium chloride

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Formula: C3H7ClN.Cl
CAS: 3724-43-4
search Element: chloromethylene dimethyliminium chloride
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Identification

Structural Formula
(Chloromethylene)dimethyliminium chloride
CAS:
3724-43-4
EINECS:
Molecular Formula:
C3H7ClN.Cl
MDL:
MFCD00011868
SMILES:
C[N+](=CCl)C.[Cl-]
Synonym:
chlorodimethylformiminium chloride ; dimethylchloroformiminium chloride ; vilsmeier ; vilsmeier reagent ; vilsmeier salt ; arnold's ; reagents, arnold's ; n,n-dimethylchloroformiminium chloride ; chloromethylenedimethyliminium chloride ; arnold's reagent


Description

(Chloromethylene)dimethyliminium chloride is a reagent employed in the preparation of β-lactams from β-amino acids via carboxyl activation and cyclodehydration. Also used to convert å-aminonitriles into 4-chloroimidazoles.


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Leap Chem Co., Ltd
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Santa Cruz Biotechnology, Inc.
252594
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Properties for (Chloromethylene)dimethyliminium chloride

Molecular Weight:
128 g·mol−1
Melting point:
132 °C (dec.)(lit.)
Physical Description:
pale brown to yellowish-brown crystalline powder
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Safety & Transport Information

Risk Codes:
R14 - Reacts violently with water
R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed
R22 - Harmful if swallowed
R34 - Causes burns
R35 - Causes severe burns
R61 - May cause harm to the unborn child
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S45 - In case of accident or if you feel unwell seek medical advice immediately (show the label where possible)
S53 - Avoid exposure - obtain special instructions before use
Hazard Classes:
8
Hazard Symbols:
T
Hazard symbol T
Storage temperature :
2-8°C
RID/ADR certification :
UN 3261
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Alternative Distributors of [(Chloromethylene)dimethyliminium chloride]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

Alfa Aesar, a Johnson Matthey Company | Inter-Chemical Ltd. | Hallochem Pharma Co., Ltd. | ABCR GmbH & Co. KG | TCI Europe NV | AK Scientific, Inc. | Share Chemical Co., Ltd. | Jinan Great Chemical Co., Ltd. | East Chemical Industry Co., Ltd. | Jinan Haohua Industry Co., Ltd.

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