CA1078768A - Procede de production des l-leupeptines - Google Patents

Procede de production des l-leupeptines

Info

Publication number: CA1078768A
Authority: CA; Canada
Prior art keywords: leupeptins; streptomyces; medium; leupeptin; arginine
Prior art date: 1976-10-14
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA263,421A

Other languages

English (en)

Inventor

Kenkichi Takagi

Yukio Yamamoto

Hamao Umezawa

Tadao Yamazaki

Hiroshi Yamaguchi

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Nippon Kayaku Co Ltd

Original Assignee

Nippon Kayaku Co Ltd

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-10-14

Filing date

1976-10-14

Publication date

1980-06-03

1976-10-14 Application filed by Nippon Kayaku Co Ltd filed Critical Nippon Kayaku Co Ltd

1976-10-14 Priority to CA263,421A priority Critical patent/CA1078768A/fr

1980-06-03 Application granted granted Critical

1980-06-03 Publication of CA1078768A publication Critical patent/CA1078768A/fr

Status Expired legal-status Critical Current

Links

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239000002244 precipitate Substances 0.000 description 1
238000004321 preservation Methods 0.000 description 1
150000003141 primary amines Chemical class 0.000 description 1
125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
239000000047 product Substances 0.000 description 1
125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
238000004451 qualitative analysis Methods 0.000 description 1
238000004445 quantitative analysis Methods 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
150000003335 secondary amines Chemical class 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
235000019345 sodium thiosulphate Nutrition 0.000 description 1
241000894007 species Species 0.000 description 1
239000005720 sucrose Substances 0.000 description 1
150000003512 tertiary amines Chemical class 0.000 description 1
238000010998 test method Methods 0.000 description 1
LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
239000012588 trypsin Substances 0.000 description 1
239000004474 valine Substances 0.000 description 1
125000002987 valine group Chemical group [H]N([H])C([H])(C(*)=O)C([H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1

Landscapes

Preparation Of Compounds By Using Micro-Organisms (AREA)

CA263,421A 1976-10-14 1976-10-14 Procede de production des l-leupeptines Expired CA1078768A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA263,421A CA1078768A (fr)	1976-10-14	1976-10-14	Procede de production des l-leupeptines

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA263,421A CA1078768A (fr)	1976-10-14	1976-10-14	Procede de production des l-leupeptines

Publications (1)

Publication Number	Publication Date
CA1078768A true CA1078768A (fr)	1980-06-03

Family

ID=4107053

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA263,421A Expired CA1078768A (fr)	1976-10-14	1976-10-14	Procede de production des l-leupeptines

Country Status (1)

Country	Link
CA (1)	CA1078768A (fr)

1976
- 1976-10-14 CA CA263,421A patent/CA1078768A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1997-06-03	MKEX	Expiry

Publication	Publication Date	Title
EP0259780B1 (fr)	1993-03-24	Méthode pour l'accroissement sélectif de la part de simples composants du complexe antibiotique A/16686
EP0011283A1 (fr)	1980-05-28	Lactyl-tétrapeptide, procédé pour sa préparation et compositions pharmaceutiques le contenant
US3840516A (en)	1974-10-08	Biologically active substance,pepstatin and production processes thereof
CA1334949C (fr)	1995-03-28	Agent antimicrobien fr 109615 et sa production
EP0259781B1 (fr)	1992-11-11	Méthode pour l'accroissement sélectif de la part de simples composants du complexe antibiotique A 40926
US4052449A (en)	1977-10-04	Biologically active substance, bestatin, and production thereof
US4029547A (en)	1977-06-14	Biologically active substance, bestatin, and production thereof
US4066507A (en)	1978-01-03	Process for producing l-leupeptins
US4732910A (en)	1988-03-22	Enzyme Inhibiting substance
CA1078768A (fr)	1980-06-03	Procede de production des l-leupeptines
EP0668358B1 (fr)	2000-09-27	Antibiotique WAP-8294A, méthode de sa préparation et composition antibactérienne
NO129682B (fr)	1974-05-13
US4014860A (en)	1977-03-29	Plasminostreptin (enzyme inhibitor) and method for producing it from streptomyces
EP0491956A1 (fr)	1992-07-01	Reveromycine a, sa production, ainsi que medicament antitumoral et fongicide
US4091093A (en)	1978-05-23	Protease inhibitors
US4206283A (en)	1980-06-03	Protease inhibitors
CA1133409A (fr)	1982-10-12	Antibiotique bn-183b et procede de production
JP2594167B2 (ja)	1997-03-26	新規抗生物質ｓｆ２６９８物質およびその製造法
JPS5831992A (ja)	1983-02-24	新規生理活性物質ｋ−４およびその製造法
EP0159004B1 (fr)	1990-03-21	Antibiotiques do-248-A et B et leur procédé de préparation
EP0253413A2 (fr)	1988-01-20	Antibiotiques appelés "Mureidomycines A,B,C et D", leur procédé de préparation et leur emploi thérapeutique
US4179573A (en)	1979-12-18	(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoic acid
JPS5816880B2 (ja)	1983-04-02	Ｌ−ロイペプチンの製造法
CA1069449A (fr)	1980-01-08	Procede de production de la nocardicine c,d,e,f et g
EP0037736A1 (fr)	1981-10-14	Dérivés de mycoplanécine, leur préparation et compositions pharmaceutiques les contenant