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structure of 7521-80-4

Trichlorobutylsilane(CAS 7521-80-4)

CAS No.: 7521-80-4 Brand: MolBest
M. Ft.: C4H9Cl3Si Cat. No: G7343335
M. Wt.: 191.56 MDL: MFCD00013605
Storage: Store in a cool,dry area. Use: For laboratory research use only
UN No.: UN 1747 8 /PG II
Purity Grade Package Stock Price Quantity
97%
Documents:COANMRSDS
RG 5G In Stock 23 USD
97%
Documents:COANMRSDS
RG 25G In Stock 75 USD
97%
Documents:COANMRSDS
RG 100G In Stock 242 USD
97%
Documents:COANMRSDS
RG 500G In Stock 1161 USD
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Physical and chemical properties of 7521-80-4

Boiling Point

148.5 °C

BRN

1736032

Decomposition

When heated to decomposition, it emits highly toxic fumes of /chlorine/.

Density

1.1606 g/cu cm at 20 C

Exact Mass

189.953903

Flash Point

130 °F (54 °C) (open cup)

Index of Refraction

Index of refraction: 1.4363 at 25 °C/D

LogP

5.78

Melting Point

147-149 °C

Molecular Formula

C4H9Cl3Si

Molecular Weight

191.559

Sensitivity

Moisture Sensitive

Solubility

Soluble in heptane

Vapour density

6.4 (Air = 1)

Vapour Pressure

5.5±0.3 mmHg at 25°C

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Spectrums of 7521-80-4

Attention:
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Physical sample testing spectrum (NMR) of 7521-80-4

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Pictograms

Signal Word

Danger

Hazard Statements

H226 Flammable liquid and vapor
H302 Harmful if swallowed
H314 Causes severe skin burns and eye damage

Safety Data Sheet

Q&A for CAS 7521-80-4

1. How can I verify product quality?
Every batch is tested in accordance with ISO 9001 requirements. We provide a Certificate of Analysis (COA), NMR spectrum, purity report, and test methods with each shipment. Third-party retesting is supported, and we offer a full refund if our data is incorrect.

2. What is the delivery time?
Orders are shipped on the second business day via FedEx, DHL, or UPS. International deliveries typically arrive within 7 business days (subject to customs clearance).

3. What if the received product doesn’t meet quality standards?
If the product does not match the COA or has a quality issue, we will issue a full refund or replacement upon verification.

4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged in compliance with international regulations and shipped with an up-to-date Safety Data Sheet (SDS) to ensure safe and compliant transport.

5. Do you offer technical support?
Yes. Our technical team is available to assist with questions about product use, storage, purity requirements, applications, and more.

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Yes, samples are available for select products for testing and validation. Please submit a sample request or contact our sales team to confirm availability and specifications.

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Items marked “In Stock” on our website are ready for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.

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Yes. We support customization of purity, packaging size, and special testing requirements. Please share your detailed needs, and we’ll provide a solution.

10. Is the COA consistent with the shipped batch?
Yes. The COA provided with your shipment matches the actual batch and includes the batch number. COAs shown online are for reference or from previous batches.

11. Do you support long-term supply agreements?
Yes. We offer stable batch consistency, pricing agreements, and safety stock options for long-term customers to ensure uninterrupted supply.

12. What payment methods do you accept?
We accept bank transfer (T/T), PayPal, and other methods. Credit terms may be available for qualified long-term partners.

Applications of 7521-80-4

Butyltrichlorosilane has several important applications:

  • Synthesis of Silicones: It is primarily used as an intermediate in the production of silicone polymers and resins.
  • Surface Modification: The compound is employed for modifying surfaces to enhance hydrophobicity or adhesion properties.
  • Chemical Reagent: It serves as a reagent in organic synthesis, particularly in the preparation of organosilicon compounds used in various industrial applications.

Retrosynthesis analysis of 7521-80-4


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