Rifamycin YS structure

Rifamycin YS

TL;DR: Rifamycin YS (CAS 16783-93-0) is a chemical compound with molecular formula C37H43NO13 and molecular weight 709.27 g/mol, supplied by Kehong Biological (Henan Kehong Biological Technology Co., Ltd.) with CRO/CDMO custom synthesis services.

[(7S,9E,11S,12R,13S,14R,15S,16S,19E,21Z)-2,15,18-trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,17,23,27,29-pentaoxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25-heptaen-13-yl] acetate

Also Known As: Rifamycin YS, (trihydroxy-methoxy-heptamethyl-pentaoxo-[?]yl) acetate, 2,7-(Epoxypentadeca(1,11,13)trienimino)naphtho(2,1-b)furan-1,6,9,11,17(2H)-pentone, 5,16,19,21-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-, 21-acetate, stereoisomer, 2,7-(Epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan-1,6,9,11,17(2H)-pentone, 5,16,19,21-tetrahydroxy-23-methoxy-2,4,12,16,18,20,22-heptamethyl-, 21-acetate, stereoisomer

CAS: 16783-93-0
Molecular Formula C37H43NO13
Molecular Weight 709.27 g/mol
LogP 2.95342
Topological Polar Surface Area 212.06 Ų
Hydrogen Bond Donors 4
Hydrogen Bond Acceptors 13
Rotatable Bonds 2
Exact Mass 709.27344
Heavy Atoms 51
Complexity 1815.8182

Chemical Identifiers

CAS Number 16783-93-0
SMILES C[C@@H]1[C@H](/C=C/O[C@@]2(C(=O)C3=C(O2)C(=C(C4=C3C(=O)C=C(C4=O)NC(=O)/C(=C\C=C\C(C(=O)[C@H]([C@H]([C@H]([C@@H]1OC(=O)C)C)O)C)(C)O)/C)O)C)C)OC

Product Overview

Rifamycin YS (CAS 16783-93-0), with molecular formula C37H43NO13 and molecular weight 709.27 g/mol. IUPAC: [(7S,9E,11S,12R,13S,14R,15S,16S,19E,21Z)-2,15,18-trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,17,23,27,29-pentaoxo-8,30-dioxa-24-azatetracyclo[23.3.1.14,7.05,28]triaconta-1(28),2,4,9,19,21,25-heptaen-13-yl] acetate.

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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 YS

XLogP
2.95342
TPSA (Topological Polar Surface Area)
212.06
Hydrogen Bond Donors
4
Hydrogen Bond Acceptors
13
Rotatable Bonds
2
Heavy Atoms
51
Complexity
1815.8182
Exact Mass
709.27344
Monoisotopic Mass
709.27344
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 YS

The XLogP value of 2.95342 suggests moderate lipophilicity, balancing water solubility and membrane permeability for Rifamycin YS. The TPSA of 212.06 Ų indicates high polarity, suggesting Rifamycin YS may have limited membrane permeability but good aqueous solubility. Following Lipinski's Rule of Five, Rifamycin YS has 4 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 YS?

The CAS number of Rifamycin YS is 16783-93-0.

What is the molecular formula of Rifamycin YS?

The molecular formula of Rifamycin YS is C37H43NO13.

What is the molecular weight of Rifamycin YS?

The molecular weight of Rifamycin YS is 709.27 g/mol.

Where can I buy Rifamycin YS?

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

Does KEHONG BIO offer custom synthesis for Rifamycin YS?

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

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