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structure of 104987-12-4

Ascomycin(CAS 104987-12-4)

CAS No.: 104987-12-4 Brand: MolBest
M. Ft.: C43H69NO12 Cat. No: G3721409
M. Wt.: 792.01 MDL: No record
Storage: -20°C Use: For laboratory research use only
UN No.: UN 1648 3 /PG II
Purity Grade Package Stock Price Quantity
95%
Documents:COANMRHPLCSDS
RG 100MG In Stock 12 USD
95%
Documents:COANMRHPLCSDS
RG 250MG In Stock 30 USD
95%
Documents:COANMRHPLCSDS
RG 1G In Stock 115 USD
95%
Documents:COANMRHPLCSDS
RG 5G In Stock 344 USD
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Physical and chemical properties of 104987-12-4

Acidity coefficient

9.97±0.70(Predicted)

Boiling Point

868.3±75.0 °C at 760 mmHg

Density

1.2±0.1 g/cm3

Exact Mass

791.481995

Flash Point

478.9±37.1 °C

H Bond Acceptors

11

H Bond Donors

3

Index of Refraction

1.546

LogP

3.81

Melting Point

153-157ºC

Molecular Formula

C43H69NO12

Molecular Weight

792.008

PSA

178.36000

Solubility

≥38.9 mg/mL in DMSO; insoluble in H2O; ≥98.6 mg/mL in EtOH

Storage condition

−20°C

Vapour Pressure

0.0±0.6 mmHg at 25°C

Water Solubility

Soluble in DMSO at 65mg/ml; soluble in ethanol at 50mg/m; with warming. Very poorly soluble in water

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Spectrums of 104987-12-4

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 104987-12-4

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Pictograms

Signal Word

Warning

Hazard Statements

H302 Harmful if swallowed
H312 Harmful in contact with skin
H332 Harmful if inhaled

Safety Data Sheet

Q&A for CAS 104987-12-4

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. We offer competitive pricing for bulk orders. Please submit a quotation request, and we’ll provide a customized offer.

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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 104987-12-4

Ascomycin is predominantly used in clinical settings as an immunosuppressant for organ transplantation and autoimmune diseases. Its derivatives, particularly pimecrolimus, are utilized topically for treating atopic dermatitis. The compound's ability to modulate immune responses makes it valuable in managing inflammatory conditions and preventing transplant rejection. Furthermore, ongoing research explores its potential in treating neurological disorders due to its effects on neuronal signaling pathways.

Retrosynthesis analysis of 104987-12-4

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