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Chloromethyltrimethylsilane 99 high purity hly 57

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CAS No.:

2344-80-1

Grade:

industrial Grade

Content:

95%

Port:

qingdao

Brand:

hly

Packaging:

200kg/steel drum

Sample Available:

Yes

Price valid (until):

2026-08-08

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Suqian City Hengliyuan Import and Export Trade Co., LTD

Company Type:

Trader

Location:

China

Payment Terms:

TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

30 days

Qualification:

Main Products:

Acrylonitrile,Sodium biselenite methylamine solution,Methylamine [anhydrous],Zinc dust,Hydrogen peroxide solution [content >8%],Triisopropyl borate

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Product Details
Seller Information

Description

Company Profile ----------
Suqian City Hengliyuan Import and Export Trade Co., LTD is a trading company. The company has introduced advanced scientific and technological achievements from home and abroad, and has superior products from well-known manufacturers at home and abroad. The basic functions are:
1. Domestic trade of various chemical raw materials;
2. Providing price information services and chemical raw material procurement for industrial enterprises;
3. Cooperating with Chinese state-owned enterprise factories, the price and quality are very advantageous.
At present, the company is relying on the combination of industry and trade and global procurement to steadily improve the company's value-added ability and compound competitiveness. We have always been committed to producing high-quality and low-cost goods, so we have been sincerely recognized by many customers. Our goal is to produce the best products and satisfy every customer with professional services and attitudes. We look forward to cooperating with you and establishing a win-win relationship with you. Please rest assured that we will definitely satisfy you.

---------packaging and delivery ----------

----------Our Advantages---------
High quality with competitive price
1) Standard:BP/USP/EP/Enterprise standard
2) All Purity≥99%
3) We can provide high quality products with factory price
2. Fast delivery
1) Fast shipment.Various transportation methods for your choice.
2) We have our own agent/remailer/distributor who can help us ship our products very fast , and we have stock in the ir for transferring.
3. Good communication and credit
1) Fast response to customer within 5 hours
2) Good business credit in Europe, US, Japan, Korea, Af r ica and so on.

(Chloromethyl)trimethylsilane (Chloromethyl Trimethylsilane) CAS 2344-80-1 Full English Export Specification

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Structural Formula

1. Basic Identification

IUPAC Name: (chloromethyl)trimethylsilane
Common Names: Trimethyl(chloromethyl)silane, (Trimethylsilyl)methyl Chloride, Chloromethyltrimethylsilane
CAS No.: 2344-80-1
EC/EINECS No.: 219-058-5
MDL No.: MFCD00000878
Molecular Formula: $\boldsymbol{C_4H_{11}ClSi}$
Molecular Weight: 122.67
Linear Formula: $\boldsymbol{(CH_3)_3SiCH_2Cl}$
SMILES: CSi(C)CCl
HS Code: 29310095
UN Number: UN 2985
IMDG Hazard Class: Class 3 Highly Flammable Liquid + Class 8 Corrosive, Packing Group II
Signal Word: Danger

2. Physicochemical Properties

Appearance: Colorless transparent volatile liquid with mild pungent halogen odor
Melting Point: <0 °C
Boiling Point: 96–98 °C (760 mmHg)
Density (20°C): 0.882–0.884 g/mL
Refractive Index n20/D: 1.4170–1.4180
Flash Point: -2.8 °C (ultra-low flash point, highly flammable)
Solubility: Miscible with ether, toluene, xylene, dichloromethane, ethyl acetate; slowly hydrolyzes in water/moist air to generate HCl gas and trimethylsilanol
Hygroscopy: Moisture-sensitive; releases corrosive hydrogen chloride mist upon contact with humidity
Stability: Stable under anhydrous, nitrogen-sealed cool storage; incompatible with water, alcohols, strong bases, amines, oxidants, active metals
Chemical Feature: Active organosilicon alkyl halide; the chloromethyl group undergoes nucleophilic substitution with alcohols, amines, carbanions, widely used for introducing trimethylsilyl methyl group in synthesis

3. Standard COA Technical Specifications (Industrial Synthetic Grade ≥98.0%)

Test Item	Standard Specification
Purity (GC Area%)	≥98.0%
Color (APHA)	≤10, colorless clear
Refractive Index (20°C)	1.4170 ~ 1.4180
Density (20°C)	0.882 ~ 0.884 g/mL
Residual Chlorotrimethylsilane Impurity	≤1.0%
Moisture Content	≤0.05%
Hydrolysable Acid (HCl)	≤0.08%
Evaporation Residue	≤0.01%
Single unknown organic impurity	≤0.30%

High-Purity Reagent Grade

Assay ≥99.0%, ultra-low trace silicon impurities, for lab asymmetric synthesis and pharmaceutical building blocks

4. Main Industrial Applications

1. Pharmaceutical API Intermediate (Core Consumption)

Key silylation reagent for synthesizing heterocyclic APIs, anti-viral drugs, cardiovascular medicines, steroid derivatives and veterinary pharmaceuticals; introduces protective trimethylsilylmethyl group to improve compound lipophilicity and reaction selectivity.

2. Agrochemical & Pesticide Intermediate

Building block for silicon-containing fungicides, insecticides and plant growth regulators; modifies pesticide molecular structure to enhance absorption and environmental stability.

3. Organic Synthesis Special Reagent

Wittig reaction precursor, substrate for silicon-containing ylide synthesis
Derivatization reagent for GC/HPLC chromatographic analysis of alcohols, carboxylic acids
Raw material for preparing organosilicon coupling agents, siloxane polymers and waterproof silicone resins

4. Electronic Chemical Raw Material

High-purity grade used as silicon source for thin film deposition, electronic grade silane precursor for semiconductor surface modification.

5. Laboratory Research Reagent

Universal trimethylsilylmethyl transfer reagent for C-C bond formation, cyclization and nucleophilic substitution reactions in fine organic synthesis labs.

5. Export Packaging & Storage Transportation

Standard Packing Options

Industrial bulk: 200L pressure-resistant lined galvanized steel drum with explosion-proof vent valve, nitrogen pre-sealed, net weight ~176kg/drum
IBC composite plastic tank: 1000L anti-corrosion inner liner
Lab small packing: 1L / 2.5L amber pressure glass bottle filled with nitrogen

All pallets wrapped with fully waterproof anti-sun stretch film for long sea transit

Storage & Transit Rules

Warehouse: Refrigerated flammable-corrosive chemical warehouse, controlled temperature ≤15°C, full light shielding
Containers must remain hermetically nitrogen-sealed at all times; never open in humid air to avoid HCl mist leakage
Strict segregate from water, alcohols, alkaline chemicals, oxidants, ignition sources, food raw materials
All loading/unloading equipment must be explosion-proof & anti-static; open flame and smoking completely prohibited
Transport as dual hazard Class 3+8 dangerous goods; avoid high-temperature cabin, sunlight and violent collision during ocean shipment

6. GHS Hazard Statements & Operation Protection (SDS Core)

Hazard Statements

H225: Highly flammable liquid and vapor
H314: Causes severe skin burns and serious eye damage
H315: Causes skin irritation
H319: Causes serious eye irritation
H335: May cause respiratory irritation
Releases corrosive hydrogen chloride gas when contacting moisture

Mandatory PPE

Full-face self-contained respirator with organic vapor & acid gas filter cartridge
Fully sealed chemical safety goggles / full face shield
Solvent & acid resistant heavy nitrile rubber gloves
Flame-retardant impermeable full-body anti-corrosion protective overalls
Closed explosion-proof local exhaust ventilation system for all weighing & feeding operations

Spill & First Aid Treatment

Spill disposal: Immediately isolate all ignition sources; absorb leaked liquid with dry inert sand, prohibit water flushing; collect waste liquid into explosion-proof sealed hazardous waste barrel
Skin contact: Remove contaminated clothes instantly, rinse skin with massive running soap water ≥15 mins, seek emergency medical care
Eye contact: Flush eyes continuously with clean running water for 15 mins and rush to hospital
Inhalation: Move victim to fresh air, administer oxygen immediately if breathing weakens
Ingestion: Do NOT induce vomiting, drink large volume clean water and send for emergency toxic treatment

7. Foreign Trade Selling Points

High purity ≥98%, low chlorotrimethylsilane impurity, high substitution conversion rate for pharmaceutical and agrochemical factories
Nitrogen-filled pressure anti-hydrolysis drum packaging, no acid mist leakage or deterioration during long-distance sea shipping
Two grades available: Industrial fine synthesis grade & high-purity electronic/lab reagent grade
Complete full set Class 3+8 dual-danger goods export documents for smooth customs clearance
Flexible supply: Small trial drum orders, IBC bulk and full container FCL shipments acceptable

8. Full Set Export Supporting Documents

Batch Certificate of Analysis (COA)
English Version SDS Safety Data Sheet
Dangerous Goods Package Certificate
IMDG Maritime Dangerous Goods Declaration File
Certificate of Origin
Factory batch quality inspection report

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ECHEMI Editorial Reference

CLEAR COLOURLESS LIQUID

Certificates

Basic Info

Product Name:

(Chloromethyl)trimethylsilane

Other Name:

Silane,(chloromethyl)trimethyl-;(Chloromethyl)trimethylsilane;Trimethyl(chloromethyl)silane;(Trimethylsilyl)methyl chloride;Chloro(trimethylsilyl)methane;61696-01-3

CAS No.:

2344-80-1

Molecular Formula:

C4H11ClSi

InChIKeys:

InChIKey=OOCUOKHIVGWCTJ-UHFFFAOYSA-N

Molecular Weight:

122.67

Exact Mass:

122.67

BRN:

906705

EC Number:

219-058-5

DSSTox ID:

DTXSID1062330

HScode:

29310095

Categories:

Organic Reagents

Characteristics

PSA:

XLogP3:

2.52

Appearance:

Clear colorless Liquid

Density:

0.886 g/cm³

Melting Point:

<0°C

Boiling Point:

98.5 °C

Flash Point:

27 °F

Refractive Index:

1.397

Water Solubility:

H2O: insoluble

Storage Conditions:

Flammables area

Vapor Pressure:

~25 mm Hg ( 20 °C)

See More (Chloromethyl)trimethylsilane Properties 

Hazard Identification

Classification of the substance or mixture

Flammable liquids, Category 2

Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)
Signal word	Danger
Hazard statement(s)	H225 Highly flammable liquid and vapour H411 Toxic to aquatic life with long lasting effects
Prevention	P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof [electrical/ventilating/lighting/...] equipment. P242 Use non-sparking tools. P243 Take action to prevent static discharges. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/... P273 Avoid release to the environment.
Response	P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse affected areas with water [or shower]. P370+P378 In case of fire: Use ... to extinguish. P391 Collect spillage.
Storage	P403+P235 Store in a well-ventilated place. Keep cool.
Disposal	P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions for safe handling

Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

Conditions for safe storage, including any incompatibilities

Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More (Chloromethyl)trimethylsilane Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Acrylonitrile,Sodium biselenite methylamine solution,Methylamine [anhydrous],Zinc dust,Hydrogen peroxide solution [content >8%],Triisopropyl borate

Location:
Shop No.15, 1st Floor, Building 12, Hengda Huafu, Sucheng District, Suqian City

Payment Terms:
TT against B/L draft before shipment,100% TT in advance

Average lead Time:
30 days

Total Annual Revenue:
Less than $1 million

Total Employees:
5-10

Year of Establishment:
2022
Company Overview

Suqian Hengliyuan Import and Export Corporation, Ltd. is a leading enterprise specializing in the international trade of chemical products. Established in Suqian, Jiangsu Province, China, our company has built a strong reputation for excellence and reliability in the chemical industry.

Our Mission

Our mission is to facilitate global trade by providing high-quality chemical products and exceptional service to our clients. We aim to be a bridge between manufacturers and end-users, ensuring the safe and efficient transfer of chemicals across borders.

Products and Services

We offer a comprehensive range of chemical products, including but not limited to:

Industrial Chemicals: Raw materials for various industries such as pharmaceuticals, agriculture, and manufacturing.

Specialty Chemicals: High-performance chemicals used in specific applications, including water treatment, coatings, and adhesives.

Bulk Chemicals: Large-volume chemicals for industrial processes and manufacturing needs.

Quality Assurance

At Suqian Hengliyuan Import and Export Corporation, Ltd., quality is our top priority. We adhere to stringent quality control measures and international standards to ensure that our products meet the highest levels of purity and performance. Our dedicated quality assurance team conducts rigorous inspections and testing to guarantee the integrity and safety of all our chemical products.

Global Network

Leveraging our extensive network of suppliers and partners, we are able to source and deliver a wide array of chemical products to clients worldwide. Our strategic partnerships and logistical expertise enable us to offer competitive pricing, timely delivery, and customized solutions to meet the diverse needs of our clients.

Commitment to Sustainability

We are committed to sustainable business practices and environmental stewardship. Our operations are designed to minimize environmental impact, and we continuously seek ways to improve our processes and reduce our carbon footprint. We work closely with our suppliers and customers to promote the responsible use and disposal of chemicals.

Customer Focus

Our clients are at the heart of everything we do. We pride ourselves on providing personalized service and building long-term relationships based on trust and mutual benefit. Our experienced team of professionals is dedicated to understanding our clients' needs and delivering solutions that exceed their expectations.
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