Crotyl chloride, predominantly trans
Crotyl chloride, predominantly trans (CAS 4894-61-5) is an organochlorine compound with the linear formula CH3CH=CHCH2Cl. This acyclic alkene serves as a valuable building block in organic synthesis. Its primary applications include kinetics studies of atomic chlorine reactions with unsaturated aldehydes and ketones, and preparation of specific organosilane compounds. Tech Serve Solutions supplies this chemical with a minimum assay of 95%.
- IUPAC
- 1-Chloro-2-butene
- Synonyms
- 1-Chloro-2-buteneCH3CH=CHCH2Cl
Chemical Kinetics Studies
This predominantly trans isomer of crotyl chloride has been employed in kinetic measurements to study the reactions of atomic chlorine with various unsaturated aldehydes and ketones at a temperature of 298K.
Organosilane Synthesis
The compound serves as a precursor in the preparation of specific organosilane derivatives, such as (E)-crotyltrichlorosilane.
Organic Synthesis Building Block
As an alkene and an alkyl halide, crotyl chloride is a versatile intermediate for introducing the 1-buten-3-yl group in various organic synthesis pathways.
| Molecular weight | 90.55 |
|---|---|
| Linear formula | CH3CH=CHCH2Cl |
| Assay | 95% |
| Boiling point | 84-85 °C(lit.) |
| Density | 0.929 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.436(lit.) |
| Storage temperature | 2-8°C |
| Impurities tested | 4% 3-chloro-1-butene |
| Application | Crotyl chloride was used in kinetics measurements of reactions of atomic chlorine with series of unsaturated aldehydes and ketones at 298K1. (E)Crotyl chloride was also used in the preparation of (E)-crotyltrichlorosilane2. |
Hazard statements
- H225Highly flammable liquid and vapour
- H314Causes severe skin burns and eye damage
- H335May cause respiratory irritation
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
| Flash point | -5 °C / 23 °F |
|---|---|
| Transport (UN / ADR) | UN 2924 8(3) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | F,C |
| Risk statements (R) | 11-34-36/37 |
| Safety statements (S) | 16-26-27-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is predominantly trans-crotyl chloride used for?
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Predominantly trans-crotyl chloride (CAS 4894-61-5) is used in chemical kinetics studies and as a building block for organic synthesis, including the preparation of organosilanes.
What is the CAS number and formula for this crotyl chloride?
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The CAS number for predominantly trans-crotyl chloride is 4894-61-5, and its linear formula is CH3CH=CHCH2Cl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies predominantly trans-crotyl chloride with an assay of 95%. This is a technical/research grade chemical, and TSS does not represent it as USP, BP, or EP grade.
How should predominantly trans-crotyl chloride be handled safely?
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Predominantly trans-crotyl chloride is a Danger hazard (H225-H314-H335). It is highly flammable (flash point -5°C) and corrosive, causing severe skin burns and eye damage, and may cause respiratory irritation. Handle in a well-ventilated area, away from ignition sources, wearing appropriate protective equipment.
Is predominantly trans-crotyl chloride packed and shipped internationally?
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Yes, Tech Serve Solutions, as a specialist global supplier and exporter, offers predominantly trans-crotyl chloride for international shipment, adhering to all relevant transport regulations (UN 2924 8(3)/PGII).
How can I request a quote or sample?
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To request a quote or sample of predominantly trans-crotyl chloride, please contact our sales team through the website or by phone, providing your specific requirements.
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