Trans-2-Pentene(CAS 646-04-8)
| Purity | Grade | Package | Stock | Price | Quantity |
| 99% | RG | 250MG | In Stock | 23 USD
|
|
| 99% | RG | 1G | In Stock | 49 USD
|
|
| 99% | RG | 5G | In Stock | 183 USD
|
|
|
|||||
Available NMR Spectrum
Verified In Stock
Fast Shipping ISO 9001
Quality System
Applications of 646-04-8
Trans-2-Pentene finds utility in various industrial applications:
- Chemical Intermediate: It serves as an important intermediate in the production of various chemicals, including alcohols and plasticizers.
- Fuel Additive: Due to its favorable combustion properties, it can be used as an additive in fuels.
- Polymer Production: Trans-2-Pentene is also involved in polymer synthesis, contributing to the production of polyolefins and other materials.
Physical and chemical properties of 646-04-8
Acidity coefficient |
>14 (Schwarzenbach et al., 1993) |
|---|---|
Boiling Point |
36.3 °C |
BRN |
1718795 |
Decomposition |
When heated to decomposition it emits acrid smoke and irritating fumes. |
Density |
Density: 0.6482 @ 20 °C/4 °C; 0.5824 @ 80 °C/4 °C; 0.6675 @ 0 °C/4 °C |
Exact Mass |
70.07830 |
Flash Point |
BELOW -4 °F (BELOW -20 °C) (CLOSED CUP) |
Index of Refraction |
Index of refraction: 1.3793 @ 20 °C/D |
LogP |
1.97250 |
Melting Point |
-140.2 °C |
Merck |
14,7123 |
Molecular Formula |
C5H10 |
Molecular Weight |
70.13290 |
Solubility |
In water, 203 mg/l @ 25 °C |
Storage condition |
2-8°C |
Vapour density |
2.4 (Air= 1) |
Vapour Pressure |
5.06X10+2 mm Hg @ 25 °C |
Water Solubility |
203 mg/kg at 25 °C (shake flask-GC, McAuliffe, 1966) |
Retrosynthesis analysis of 646-04-8
Q&A for CAS 646-04-8
1. How can I verify product quality?
Every batch of our Chemical Reagents is tested to meet ISO 9001 standards. We provide COA & NMR & SDS Provided with each shipment. Batch COA available for verification, and third-party retesting is supported. A full refund is offered if our data is incorrect.
2. What is the delivery time?
Orders from Ready stock / In stock items typically Ships Tomorrow via Fast Shipping via FedEx/DHL/UPS. International deliveries usually arrive within 7 business days, subject to customs clearance.
3. What if the received product doesn’t meet quality standards?
If your Lab Grade Chemical Reagents do not match the Batch COA available, we will issue a replacement or a full refund upon verification.
4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged following international regulations. We provide SDS Provided with all hazardous shipments to ensure safe and compliant transport.
5. Do you offer technical support?
Yes. Our Lab Supplier team is available to assist with questions about product usage, storage, Lab Grade requirements, applications, and more.
6. Are volume discounts available?
Yes. For bulk orders of Chemical Reagents, we offer competitive pricing. Submit a quotation request and we’ll provide a tailored offer.
7. Do you provide samples?
Yes, samples are available for selected Lab Grade products. Please submit a request to confirm availability and specifications.
8. Do you have products in stock?
Yes. Items labeled In stock / Ready stock on our website are available for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.
9. Can you customize purity or packaging?
Yes. We support customization of Lab Grade purity, packaging size, and special testing requirements. Share your needs and we’ll provide a tailored solution.
10. Is the COA consistent with the shipped batch?
Yes. Batch COA available matches the actual shipment. COAs shown online are for reference or from previous batches.
11. Do you support long-term supply agreements?
Yes. We offer Lab Supplier services for stable batch consistency, pricing agreements, and safety stock for long-term customers to ensure uninterrupted supply.
12. What payment methods do you accept?
We accept Pay Local Currency via bank transfer (T/T), PayPal, and other methods. Credit terms are available for qualified long-term partners.
Download SDS of 646-04-8
Pictograms |
![]() ![]() ![]() |
|---|---|
Signal Word |
Danger |
Hazard Statements |
H224 Extremely flammable liquid and vapor H225 Highly Flammable liquid and vapor H302 Harmful if swallowed H304 May be fatal if swallowed and enters airways H315 Causes skin irritation H319 Causes serious eye irritation H332 Harmful if inhaled H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 646-04-8
Operate under the ISO 9001 system


