Methyl 2-Oxo-2H-Pyran-3-Carboxylate(CAS 25991-27-9)
| Purity | Grade | Package | Stock | Price | Quantity |
| 99% | RG | 250MG | In Stock | 5 USD
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| 99% | RG | 1G | In Stock | 11 USD
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| 99% | RG | 5G | In Stock | 33 USD
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| 99% | RG | 25G | In Stock | 236 USD
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| 99% | RG | 100G | In Stock | 877 USD
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Your region is eligible for ordering. Available NMR Spectrum
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Applications of 25991-27-9
| Industry | Application | Process |
|---|---|---|
| Pharmaceuticals | Intermediate | Used as an intermediate in the synthesis of active pharmaceutical ingredients (APIs), such as antibiotics and antiviral agents |
| Pesticides | Intermediate | Used as an intermediate in the synthesis of certain pesticide active ingredients, including herbicides and insecticides |
| Organic Synthesis | Synthetic Reagent | Employed as a raw material or catalyst in organic synthesis reactions, including cycloadditions and esterifications |
| Materials Science | Monomer | Applied as a monomer in polymer synthesis for high-performance polymeric materials |
| Research Institutions | Laboratory Research | Used under laboratory conditions for mechanistic studies of chemical reactions and exploration of novel compound synthesis |
Physical and chemical properties of 25991-27-9
Boiling Point |
354.4±0.0 °C at 760 mmHg |
|---|---|
BRN |
1424749 |
Density |
1.3±0.1 g/cm3 |
Exact Mass |
154.026611 |
Flash Point |
158.7±24.4 °C |
Index of Refraction |
1.513 |
LogP |
-0.66 |
Melting Point |
75-77ºC(lit.) |
Molecular Formula |
C7H6O4 |
Molecular Weight |
154.120 |
PSA |
56.51000 |
Storage condition |
Sealed in dry,Room Temperature |
Vapour Pressure |
0.0±0.7 mmHg at 25°C |
Spectrums of 25991-27-9
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.
Q&A for CAS 25991-27-9
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?
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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 25991-27-9
Pictograms |
 |
|---|---|
Signal Word |
Warning |
Hazard Statements |
H315 Causes skin irritation H319 Causes serious eye irritation H335 May cause respiratory irritation |
Safety Data Sheet |
Download COA of 25991-27-9
Operate under the ISO 9001 system
