WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 575336

CAS#: 86756-45-8

Description: FCE-22807 is a long-acting rifamycin antibiotic. Rifamycins are particularly effective against mycobacteria, and are therefore used to treat tuberculosis, leprosy, and mycobacterium avium complex (MAC) infections.

Chemical Structure

CAS# 86756-45-8

Theoretical Analysis

MedKoo Cat#: 575336
Name: FCE-22807
CAS#: 86756-45-8
Chemical Formula: C44H56N4O12
Exact Mass: 832.3895
Molecular Weight: 832.95
Elemental Analysis: C, 63.45; H, 6.78; N, 6.73; O, 23.05

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
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Synonym: FCE-22807; FCE22807; FCE 22807

IUPAC/Chemical Name: Rifamycin, 1,4-dideoxy-1,4-dihydro-1,4-dioxo-3-(((1-piperidinylmethylene)hydrazono)methyl)-


InChi Code: InChI=1S/C44H56N4O12/c1-22-14-13-15-23(2)43(56)47-34-29(20-45-46-21-48-17-11-10-12-18-48)38(53)31-32(39(34)54)37(52)27(6)41-33(31)42(55)44(8,60-41)58-19-16-30(57-9)24(3)40(59-28(7)49)26(5)36(51)25(4)35(22)50/h13-16,19-22,24-26,30,35-36,40,50-52H,10-12,17-18H2,1-9H3,(H,47,56)/b14-13+,19-16+,23-15-,45-20+,46-21+/t22-,24+,25+,26+,30-,35-,36+,40+,44-/m0/s1

SMILES Code: CO[C@H]1\C=C\O[C@@]2(C)Oc3c(C)c(O)c4C(=O)C(=C(\C=N\N=C\N5CCCCC5)C(=O)c4c3C2=O)NC(=O)\C(=C/C=C/[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(=O)C)[C@@H]1C)\C

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 832.95 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1. Dhillon J, Dickinson JM, Guy JA, Ng TK, Mitchison DA. Activity of two long-acting rifamycins, rifapentine and FCE 22807, in experimental murine tuberculosis. Tuber Lung Dis. 1992 Apr;73(2):116-23. doi: 10.1016/0962-8479(92)90066-S. PMID: 1643297.

2. Dickinson JM, Mitchison DA. In vitro activities against mycobacteria of two long-acting rifamycins, FCE22807 and CGP40/469A (SPA-S-565). Tubercle. 1990 Jun;71(2):109-15. doi: 10.1016/0041-3879(90)90005-s. PMID: 2120827.

3.Dhillon J, Mitchison DA. Activity in vitro of rifabutin, FCE 22807, rifapentine, and rifampin against Mycobacterium microti and M. tuberculosis and their penetration into mouse peritoneal macrophages. Am Rev Respir Dis. 1992 Jan;145(1):212-4. doi: 10.1164/ajrccm/145.1.212. PMID: 1309967.