Stallimycin

Stallimycin 구조식 이미지
카스 번호:
636-47-5
상품명:
Stallimycin
동의어(영문):
Distamycin;Stallimycin;Distamycin-3;3-[4-[4-[4-(Formylamino)-1-methyl-1H-pyrrole-2-ylcarbonylamino]-1-methyl-1H-pyrrole-2-ylcarbonylamino]-1-methyl-1H-pyrrole-2-ylcarbonylamino]propanamidine;N-[5-[[(3-Amino-3-iminopropyl)amino]carbonyl]-1-methyl-1H-pyrrol-3-yl]-4-[[[4-(formylamino)-1-methyl-1H-pyrrol-2-yl]carbonyl]amino]-1-methyl-1H-pyrrole-2-carboxamide;1H-Pyrrole-2-carboxamide, N-[5-[[(3-amino-3-iminopropyl)amino]carbonyl]-1-methyl-1H-pyrrol-3-yl]-4-[[[4-(formylamino)-1-methyl-1H-pyrrol-2-yl]carbonyl]amino]-1-methyl-
CBNumber:
CB51179775
분자식:
C22H27N9O4
포뮬러 무게:
481.51
MOL 파일:
636-47-5.mol

Stallimycin 속성

녹는점
154-156°
끓는 점
579.2°C (rough estimate)
밀도
1.3298 (rough estimate)
굴절률
1.6910 (estimate)

안전

Stallimycin C화학적 특성, 용도, 생산

Originator

Herperal,Farmitalia,Italy,1978

Manufacturing Process

A spore suspension obtained upon washing a culture of Streptomyces distallicus is added to 3,000 ml of a sterile medium consisting of the following:Dextrose 2% Corn steep liquor extract 2% CaCO3 1% (NH4)2SO4 0.3% NaCl 0.3%Fermentation is continued at 28°C for 40 hours at a stirring rate of 150 to 250 rpm and a rate of air flow of 1 to 2 l/min/l of culture medium.
300 ml of a suspension of the vegetative mycelium of this culture are used for inoculating 6,000 ml of a similar sterile culture medium. At this production stage, the culture is kept fermenting for 85 to 100 hours (pH 7.6 at 28°C) at a stirring rate of 350 to 450 rpm and a rate of air flow of 1 to 1.5 l/min/l of culture medium.
To 17 l of a culture obtained by submerged fermentation as mentioned above, siliceous earth is added and the batch is filtered. The mixture of mycelium and the siliceous earth are agitated for 1 hour with 2.5 l of butanol. This treatment is repeated twice. The butanolic extracts are combined, washed with water, evaporated to dryness (about 10 g) and boiled with acetone (80 ml). The 5 g of distamycin is extracted six times with ethanol. The ethanolic extracts are combined, concentrated and filtered through a column containing 70 g of alumina. Elution is carried out with the same solvent. The effluent (central fractions) is collected and evaporated to dryness to yield 0.43 g of pure distamycin A: decomposition point, 183°C to 185°C. The product can be further purified by crystallization from aqueous n-butanol.

Therapeutic Function

Antibiotic

Stallimycin 준비 용품 및 원자재

원자재

준비 용품


Stallimycin 공급 업체

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