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R 761 (57184-22-2) C45H63N3O12

  • Chemical Name: R 761
  • CAS No.: 57184-22-2
  • MF: C45H63N3O12
  • MW: 710.77
  • Specification: USP|EP|BP
  • Purity: 98%,99% or As customer requested
  • Product Categories: Pharmaceuticals; APIs; Rifamycin
  • Test method: HPLC
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R 761 Basic information    
Product Name: R 761
Synonyms: 3-(4-Isobutylpiperazino)rifamycin;R 761;3-(4-(2-methylpropyl)-1-piperazinyl)-rifamyci;3-(4-isobutyl-1-piperazinyl)rifamycin;3-(4-(2-methylpropyl)-1-piperazinyl)-rifamyci3-(4-isobutyl-1-piperazinyl)rifamycin;3-(4-Isobutyl-1-piperazinyl)-rifamycin SV;Rifamycin, 3-[4-(2-methylpropyl)-1-piperazinyl]-;R 761 USP/EP/BP
CAS: 57184-22-2
MF: C45H63N3O12
MW: 837.99
Product Categories:

Pharmaceuticals; APIs; Rifamycin

R 761 Chemical Structure

R 761           

R 761 USP Chemical Properties 
Boiling point  913.5±65.0 °C(Predicted)
density  1.31±0.1 g/cm3(Predicted)
pka 3.54±0.70(Predicted)

R 761 USP Certificate of Analysis

           

Item

Standard

Test Results

Identification

A.H-NMR:Comply with the structure

Complies

B.LC-MS:Comply with the structure

Complies

C.The IR spectrum of sample should be identical with that of reference standard.

Complies

D.HPLC-ESI-MSThe retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.

Complies

Crystallinity

meets the requirements.

Complies

Loss on drying

≤2.0%

0.19%

Heavy metals

≤10 ppm

<10ppm

Water

≤1.0%

0.1%

Sulphated ash

≤0.5% determined on 1.0 g.

0.009%

Residue on ignition

≤0.1%

0.03%

Related Substances

Unspecified impurities: for each impurity ≤0.10%

<0.10%

Total Impurity ≤0.5%

0.18%

Purity

≥99.0%

99.7%

Assay

99.0%~101.0% (anhydrous substance).

99.8%

 

 

Microbiological Analysis

Total plate count ≤1000cfu/g

Complies

Yeast & Moulds ≤100cfu/g

Complies

E. Coli.  Absent

Negative

Salmonella  Absent

Negative

S.aureus  Absent

Negative

Storage

Preserve in well-closed,light-resistant and airtight containers.

Complies

What we could do about isobutylpiperazinylrifamycin sv


a) Free sample can be supplied.

b) Guide our clients by professional knowledge and teach them how to use our product after sales.

c) Accept SGS,BV any other third-party inspection before loading.

d) High quality best price Guaranteed.

MSDS and COA can be available if you send us inquiry.

Email us at: info@maxmedchem.com for more details.

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