Rifabutin
2 Inquiries
72559-06-9
Yes
2026-11-08
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
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Product Description
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Seller Information
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Inquiry History
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DescriptionKeywordsQuick DetailsProName:
Rifabutin
CasNo:72559-06-9
Molecular Formula:C46H62N4O11
Appearance:Red-violet amorphous powder
Application:Rifamycin derivatives, resistant to rifampin resistant TB strains
DeliveryTime:prompt shipment
PackAge:25kg/drum
Port:Hangzhou,Shanghai,China
ProductionCapacity:/
Purity:96.0%~102.0%
Storage:cool and dry
Transportation:by sea ,air or express
LimitNum:1 Kilogram
Superiority
Characteristics ：Red-violet amorphous powder Identification 1) ：IR spectrum of article in area from 4000 to400cm must have full match of abso…
Details
Characteristics ：Red-violet amorphous powder
Identification 1) ：IR spectrum of article in area from 4000 to 400cm must have full match of absorption bands by positions with absorption bands on
the attached spectrum of Rifabutin reference standard.
2) Retention time of main peak on chromatogram of tested solution must
conforms with retention time of main peak on chromatogram of Rifabutin reference standard solution.
Solubility： Slightly soluble in water,soluble in methanol,slightly soluble in alcohol.
Impurity A ：≤0.3%
Water： ≤2.5%
Related substances
One single impurity: ≤1.0%
Any other impurity:≤0.5%
Total impuritties:≤3.0%
Sulphated ash ：≤0.3%
Residual solvents Tetrahydrofuran: ≤0.072%
Dichloromethane:≤0.06%
Acetic acid:≤0.5%
Hexane:≤0.5%
Assay： 96.0%~102.0% C46H62N4O11 on anhydrous basis
ECHEMI Editorial ReferenceRifabutin (Ansamycin) is a semisynthetic ansamycin antibiotic with potent antimycobacterial properties.Basic Info-
Product Name:
Rifabutin
Other Name:Spiro[9,4-(epoxypentadeca[1,11,13]trienimino)-2H-furo[2′,3′:7,8]naphth[1,2-d]imidazole-2,4′-piperidine]-5,10,26(3H,9H)-trione,16-(acetyloxy)-6,18,20-trihydroxy-14-methoxy-7,9,15,17,19,21,25-heptamethyl-1′-(2-methylpropyl)-,(9S,12E,14S,15R,16S,17R,18R,19R,20S,21S,22E,24Z)-;Rifamycin XIV,1′,4-didehydro-1-deoxy-1,4-dihydro-5′-(2-methylpropyl)-1-oxo-;Spiro[9,4-(epoxypentadeca[1,11,13]trienimino)-2H-furo[2′,3′:7,8]naphth[1,2-d]imidazole-2,4′-piperidine],rifamycin XIV deriv.;(9S,12E,14S,15R,16S,17R,18R,19R,20S,21S,22E,24Z)-16-(Acetyloxy)-6,18,20-trihydroxy-14-methoxy-7,9,15,17,19,21,25-heptamethyl-1′-(2-methylpropyl)spiro[9,4-(epoxypentadeca[1,11,13]trienimino)-2H-furo[2′,3′:7,8]naphth[1,2-d]imidazole-2,4′-piperidine]-5,10,26(3H,9H)-trione;Antibiotic LM 427;LM 427;Rifabutin;Rifabutine;Mycobutin;Ansamycin;R 3530;51374-14-2;76609-88-6;794517-89-8
CAS No.:72559-06-9
Molecular Formula:C46H62N4O11
InChIKeys:InChIKey=ATEBXHFBFRCZMA-NYGPAKPVSA-N
Molecular Weight:847
Exact Mass:847.00
EC Number:1312995-182-4
HScode:2941903000
Categories:
Characteristics-
PSA:
205.55000
XLogP3:4.64680
Appearance:red-violet crystalline powder
Density:1.3±0.1 g/cm3
Melting Point:169-171°C
Boiling Point:969.589°C at 760 mmHg
Flash Point:540.2±34.3 °C
Refractive Index:1.623
Water Solubility:DMSO: >5mg/mL
Storage Conditions:Amber Vial, -20°C Freezer, Under Inert Atmosphere
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Manufactory
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Main Products:
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
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Location:
1613 Guangyin Building,No.42 E.Fengqi Road,Hangzhou,310012 China.
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Payment Terms:
TT against copy of documents,L/C
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Average lead Time:
7 days
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Total Annual Revenue:
$25 million-$50 million
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Total Employees:
11-50
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Year of Establishment:
2011
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Inquiry History2 Inquiries
Country Product Purchase Quantity Date Posted 
United States
Rifabutin
10 G Sep 30, 2026 
India
rifabutin
30 KG Oct 24, 2024 Post an enquiry for this product
