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Antibiotics and anti-infectives

Flurithromycin

Also known as 8-Fluoroerythromycin, Fluritromicina, (8S)-8-Fluoroerythromycin A

CAS 82664-20-8Formula C37H66FNO13Molar mass 751.93 g/molEC 617-374-1
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Flurithromycin chemical structure, C37H66FNO13, CAS 82664-20-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
82664-20-8
Formula
C37H66FNO13
Molar mass
751.93 g/mol
EC number
617-374-1
HS code
293220
Category
Antibiotics and anti-infectives

What is Flurithromycin?

Plain description, key identifiers and synonyms

Flurithromycin is an erythromycin derivative that is erythromycin A in which the hydrogen attached to the carbon at position 8 (alpha to the ketone carbonyl group) has been replaced by a fluorine. It has been used (generally as the corresponding monoethyl succinate ester) as an antibacterial drug. It has a role as an antibacterial drug. It is an organofluorine compound, a cyclic ketone, an erythromycin derivative and a semisynthetic derivative. It is functionally related to an erythromycin A.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(3R,4S,5S,6R,7R,9S,11R,12R,13S,14R)-6-[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyloxan-2-yl]oxy-14-ethyl-9-fluoro-7,12,13-trihydroxy-4-[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyloxan-2-yl]oxy-3,5,7,9,11,13-hexamethyl-oxacyclotetradecane-2,10-dione
CAS number
82664-20-8 CAS number cross-checked
EC number
617-374-1
Molecular formula
C37H66FNO13
UNII
56C9DTE69V
MDL number
MFCD01939586
InChIKey
XOEUHCONYHZURQ-HNUBZJOYSA-N
InChI
InChI=1S/C37H66FNO13/c1-14-24-37(10,46)29(42)21(5)28(41)34(7,38)17-35(8,45)31(52-33-26(40)23(39(11)12)15-18(2)48-33)19(3)27(20(4)32(44)50-24)51-25-16-36(9,47-13)30(43)22(6)49-25/h18-27,29-31,33,40,42-43,45-46H,14-17H2,1-13H3/t18-,19+,20-,21+,22+,23+,24-,25+,26-,27+,29-,30+,31-,33+,34+,35-,36-,37-/m1/s1
Canonical SMILES
CCC1OC(=O)C(C)C(OC2CC(C)(OC)C(O)C(C)O2)C(C)C(OC2OC(C)CC(N(C)C)C2O)C(C)(O)CC(C)(F)C(=O)C(C)C(O)C1(C)O
Isomeric SMILES
CC[C@@H]1[C@@]([C@@H]([C@H](C(=O)[C@@](C[C@@]([C@@H]([C@H]([C@@H]([C@H](C(=O)O1)C)O[C@H]2C[C@@]([C@H]([C@@H](O2)C)O)(C)OC)C)O[C@H]3[C@@H]([C@H](C[C@H](O3)C)N(C)C)O)(C)O)(C)F)C)O)(C)O

Synonyms

  • 8-Fluoroerythromycin
  • Fluritromicina
  • (8S)-8-Fluoroerythromycin A
  • Flurithromycine
  • Antibiotic P 80206
  • (8S)-8-Fluoroerythromycin
  • Cl-932
  • Flurithromycinum
  • flurythromycin
  • flurythromycin A
  • antibiotic P-80206
  • 8-fluoro-erythromycin
  • 8-Fluoro Erythromycin
  • Flurithromycin (INN)
  • 8-fluoroerythromycin A
  • Fluritromycinum
  • Erythromycin, 8-fluoro-
  • Flurizic
  • Mizar
  • Flurithromycin Solution in Methanol, 100ug/mL

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
751.93 g/molcalc.
Exact mass
751.4518 Dacalc.
LogP (octanol/water)
1.88calc.
Topological polar surface area
193.9 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
14calc.
Rotatable bonds
7calc.
Heavy atoms
52calc.
Rings
3calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.95calc.
Formal charge
0calc.
Stereocentres
18calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, O=C1CCCCOC(=O)CC(OC2CCCCO2)CC(OC2CCCCO2)CCC1

O=C1CCCCOC(=O)CC(OC2CCCCO2)CC(OC2CCCCO2)CCC1

3 rings, 30 atoms.

111 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Flurithromycin suppliers

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Flurithromycin price

Indicative price range per kg from live supplier offers

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Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Enzyme Inhibitors

Roles

  • antibacterial agent
  • antibacterial drug
  • antiinfective agent
  • antimicrobial agent
  • antimicrobial drug
  • pharmaceutical

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Flurithromycin is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Flurithromycin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Flurithromycin, based on the data on this page

What is Flurithromycin?

Flurithromycin is an erythromycin derivative that is erythromycin A in which the hydrogen attached to the carbon at position 8 (alpha to the ketone carbonyl group) has been replaced by a fluorine. It has been used (generally as the corresponding monoethyl succinate ester) as an antibacterial drug.

What is the CAS number of Flurithromycin?

The CAS registry number of Flurithromycin is 82664-20-8.

What is the molecular formula and weight of Flurithromycin?

The molecular formula of Flurithromycin is C37H66FNO13 and its molar mass is 751.93 g/mol.

What is Flurithromycin used for?

Known uses and roles of Flurithromycin include antibacterials and antibiotics in pharmaceuticals, biochemical and pharmacological tools in research and laboratory, antibacterial agent, antibacterial drug, antiinfective agent and 4 more.

Is Flurithromycin hazardous?

No GHS hazard classification for Flurithromycin is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Flurithromycin?

Flurithromycin is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Flurithromycin?

Post a free request on CompoundList and suppliers of Flurithromycin will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Flurithromycin?

Suppliers quote Flurithromycin on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Flurithromycin

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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