Rifamycin pr-3 structure

Rifamycin pr-3

TL;DR: Rifamycin pr-3 (CAS 21288-98-2) is a chemical compound with molecular formula C43H54N2O13 and molecular weight 806.36 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

methyl 13-acetyloxy-2,15,17,32-tetrahydroxy-11-methoxy-3,7,12,14,16,18,22,28,29-nonamethyl-6,23-dioxo-8,33-dioxa-24,29-diazapentacyclo[23.6.1.14,7.05,31.026,30]tritriaconta-1(31),2,4,9,19,21,25(32),26(30),27-nonaene-27-carboxylate

Also Known As: Rifamycin pr-3, NCI 143458

CAS: 21288-98-2
Molecular Formula C43H54N2O13
Molecular Weight 806.36 g/mol
LogP 6.1
Topological Polar Surface Area 212.0 Ų
Hydrogen Bond Donors 5
Hydrogen Bond Acceptors 13
Rotatable Bonds 5
Exact Mass 806.3626
Heavy Atoms 58
Complexity 1630.0

Chemical Identifiers

CAS Number 21288-98-2
SMILES CC1C=CC=C(C(=O)NC2=C(C3=C(C4=C(C(=C3O)C)OC(C4=O)(OC=CC(C(C(C(C(C(C1O)C)O)C)OC(=O)C)C)OC)C)C5=C2C(=C(N5C)C)C(=O)OC)O)C
InChIKey ZFTSGTXASLVDRX-UHFFFAOYSA-N

Product Overview

Rifamycin pr-3 (CAS 21288-98-2), with molecular formula C43H54N2O13 and molecular weight 806.36 g/mol. IUPAC: methyl 13-acetyloxy-2,15,17,32-tetrahydroxy-11-methoxy-3,7,12,14,16,18,22,28,29-nonamethyl-6,23-dioxo-8,33-dioxa-24,29-diazapentacyclo[23.6.1.14,7.05,31.026,30]tritriaconta-1(31),2,4,9,19,21,25(32),26(30),27-nonaene-27-carboxylate.

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Safety Data Sheet (MSDS / SDS) View the Laboratory Chemical Safety Summary (LCSS) on PubChem — includes GHS classifications, hazard statements, first aid measures, and handling precautions.
View MSDS →

Chemical Property Profile of Rifamycin pr-3

XLogP
6.1
TPSA (Topological Polar Surface Area)
212.0
Hydrogen Bond Donors
5
Hydrogen Bond Acceptors
13
Rotatable Bonds
5
Heavy Atoms
58
Complexity
1630.0
Exact Mass
806.3626
Monoisotopic Mass
806.3626
Data Source: Chemical property values are referenced from PubChem, the world's largest open chemistry database maintained by the National Center for Biotechnology Information (NCBI), U.S. National Library of Medicine.

Property Insights of Rifamycin pr-3

The XLogP value of 6.1 indicates that Rifamycin pr-3 is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. The TPSA of 212.0 Ų indicates high polarity, suggesting Rifamycin pr-3 may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Rifamycin pr-3 has 5 hydrogen bond donor(s) and 13 hydrogen bond acceptor(s), which may warrant consideration for formulation optimization.

Frequently Asked Questions

What is the typical lead time for this product?
Lead time typically ranges from 3-7 business days for in-stock items. For larger quantities or custom orders, please contact us for specific lead times.
Can you provide samples for testing?
Yes, we offer sample quantities for quality testing. Please submit an inquiry with your requirements and we will arrange samples accordingly.
What documentation do you provide with the product?
We provide COA (Certificate of Analysis), MSDS (Material Safety Data Sheet), and technical data sheets with each shipment.
Do you ship internationally?
Yes, we ship to most countries worldwide. Shipping costs and delivery times vary by location. Please contact us for specific shipping information.

Frequently Asked Questions

What is the CAS number of Rifamycin pr-3?

The CAS number of Rifamycin pr-3 is 21288-98-2.

What is the molecular formula of Rifamycin pr-3?

The molecular formula of Rifamycin pr-3 is C43H54N2O13.

What is the molecular weight of Rifamycin pr-3?

The molecular weight of Rifamycin pr-3 is 806.36 g/mol.

Where can I buy Rifamycin pr-3?

You can request a quote for Rifamycin pr-3 directly from KEHONG BIO. Contact us or email info@kehongbio.com for pricing and availability.

Does KEHONG BIO offer custom synthesis for Rifamycin pr-3?

Yes, KEHONG BIO provides custom synthesis services for Rifamycin pr-3 and related compounds. Contact us with your specific requirements including quantity, purity, and timeline.

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