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(Chloromethylene)dimethyliminium chloride

CAS 3724-43-4ClCH=N(CH3)2ClChemical Synthesis

(Chloromethylene)dimethyliminium chloride (CAS 3724-43-4) is a potent synthetic reagent with the molecular formula ClCH=N(CH3)2Cl. Its primary utility lies in chemical synthesis, particularly for C-C bond formation and as a versatile building block in organic chemistry. Available at 95% assay, this compound is supplied by Tech Serve Solutions for research and industrial applications, adhering to stringent quality control.

IUPAC
(Chlormethylene)dimethylammonium chloride,Arnold′s reagent,Dimethylchloroformiminium chloride,Vilsmeier reagent
Synonyms
(Chlormethylene)dimethylammonium chlorideArnold′s reagentDimethylchloroformiminium chlorideVilsmeier reagent
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(Chloromethylene)dimethyliminium chloride (ClCH=N(CH3)2Cl) — chemical structure, CAS 3724-43-4; Chemistry, fine chemical supplied by Tech Serve Solutions
C-C Bond FormationChemical SynthesisOthersSynthetic Reagents
01 /Applications

C-C Bond Formation

This reagent is instrumental in creating new carbon-carbon bonds, a fundamental process in organic synthesis. It enables the construction of complex molecular architectures from simpler precursors.

Organic Synthesis

Utilised as a key intermediate and reagent in various organic transformations. Its reactivity allows for diverse synthetic routes to target molecules.

Preparation of Heterocycles

It serves as a precursor in the synthesis of various heterocyclic compounds, which are important motifs in pharmaceuticals and agrochemicals.

02 /Properties
Molecular weight128.00
Linear formulaClCH=N(CH3)2Cl
Assay95%
Storage temperature2-8°C
Impurities tested<5% DMF
ApplicationReagent used to prepare
Melting point132 °C (dec.)(lit.)
03 /Safety & handling
GHS hazard pictogram: Corrosive (GHS05)
Corrosive
GHS hazard pictogram: Harmful / irritant (GHS07)
Harmful / irritant
GHS hazard pictogram: Health hazard (GHS08)
Health hazard
Danger

Hazard statements

  • H302Harmful if swallowed
  • H314Causes severe skin burns and eye damage
  • H360D

Precautionary statements

  • P201Obtain special instructions before use
  • P280Wear protective gloves, clothing and eye/face protection
  • P305IF IN EYES
  • P310Immediately call a POISON CENTER or doctor
Protective equipmentEyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Transport (UN / ADR)UN 3261 8 / PGII
Water hazard class (WGK, DE)3
Hazard codes (EU)T
Risk statements (R)61-14-22-35
Safety statements (S)53-26-36/37/39-45
Supplemental hazardsReacts violently with water.

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry
CAS number
3724-43-4
MDL number
MFCD00011868
PubChem substance
24856957
Beilstein registry
3566322
05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is (Chloromethylene)dimethyliminium chloride primarily used for?

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This compound is primarily used as a reagent in organic synthesis, particularly for C-C bond formation and as a building block for creating complex molecules and heterocycles.

What are the CAS number and formula for (Chloromethylene)dimethyliminium chloride?

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The CAS number is 3724-43-4 and the linear formula is ClCH=N(CH3)2Cl.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies (Chloromethylene)dimethyliminium chloride with an assay of 95%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated.

How should (Chloromethylene)dimethyliminium chloride be handled safely?

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Danger: This compound is corrosive and may cause severe skin burns and eye damage (H314). It is harmful if swallowed (H302) and may damage fertility or the unborn child (H360D). It reacts violently with water. Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, is essential. Handle in a well-ventilated area, away from moisture. Refer to the Safety Data Sheet for comprehensive handling instructions.

How is this product shipped and exported?

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This chemical is classified under UN 3261, Packing Group II, for transport. Tech Serve Solutions is experienced in exporting fine chemicals globally, ensuring compliance with all relevant shipping regulations.

How can I request a quote or sample?

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To request a quote or a sample, please visit the product page on our website and use the designated 'Request a Quote' or 'Request Sample' buttons, or contact our sales team directly.

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