4-Ethylbenzenesulfonamide(CAS 138-38-5)
| Purity | Grade | Package | Stock | Price | Quantity |
| 98% | RG | 5G | In Stock | 4 USD
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| 98% | RG | 25G | In Stock | 11 USD
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| 98% | RG | 100G | In Stock | 42 USD
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| 98% | RG | 500G | In Stock | 183 USD
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| 98% | RG | 2.5KG | In Stock | 898 USD
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Your region is eligible for ordering. Available NMR Spectrum
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Applications of 138-38-5
| Industry | Application | Process |
|---|---|---|
| Pharmaceutical Industry | Synthetic intermediate for pharmaceuticals (e.g., antibacterials, diuretics) | Used as a raw material in the synthesis of sulfonamide compounds |
| Dye Industry | Modifier or intermediate in dye and pigment production | Introduced via the sulfonylamine group to enhance dye performance |
| Polymer Industry | Additive for plastic modification (improving heat resistance and stability) | Participates in polymerization as a monomer or auxiliary agent |
| Chemical Research | Reagent or reference standard for organic synthesis | Synthesis and purification at laboratory scale |
Physical and chemical properties of 138-38-5
Acidity coefficient |
10.19±0.10(Predicted) |
|---|---|
Boiling Point |
329.7±35.0 °C at 760 mmHg |
Density |
1.2±0.1 g/cm3 |
Exact Mass |
185.051056 |
Flash Point |
153.2±25.9 °C |
Index of Refraction |
1.554 |
LogP |
1.32 |
Melting Point |
111 °C |
Molecular Formula |
C8H11NO2S |
Molecular Weight |
185.243 |
PSA |
68.54000 |
Storage condition |
Sealed in dry,Room Temperature |
Vapour Pressure |
0.0±0.7 mmHg at 25°C |
Spectrums of 138-38-5
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.
Retrosynthesis analysis of 138-38-5
Cas:1336-21-6
Cas:16712-69-9
Cas:701-34-8
Cas:97-94-9
Q&A for CAS 138-38-5
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.
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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 138-38-5
Pictograms |
 |
|---|---|
Signal Word |
Warning |
Hazard Statements |
H302 Harmful if swallowed H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 138-38-5
Operate under the ISO 9001 system
