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Substance Name: Sr 1768A
RN: 51108-87-3
InChIKey: DSIWFPBVULSSDT-XAUFRGFFSA-N

Note

  • Antitumor antibiotic identified as member of chromomycin A group isolated from culture filtrate of Streptomyces sp A468.

Classification Codes

  • Drug / Therapeutic Agent
  • Natural Product

Molecular Formula

  • C60-H88-O26

Molecular Weight

  • 1225.3292
 
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Names and Synonyms

Name of Substance

  • Sr 1768A

Synonym

  • SR1768A

Systematic Name

  • Antibiotic SR1768A

Registry Numbers

CAS Registry Number

  • 51108-87-3

System Generated Number

  • 0051108873

Structure Descriptors

InChI

1S/C60H88O26/c1-14-39(63)84-55-29(9)78-42(21-38(55)83-40-18-34(62)54(73-12)28(8)77-40)80-35-17-32-15-31-16-33(56(74-13)53(70)48(65)25(5)61)57(52(69)46(31)51(68)45(32)47(64)24(35)4)85-43-20-36(49(66)27(7)76-43)81-41-19-37(50(67)26(6)75-41)82-44-22-60(11,72)58(30(10)79-44)86-59(71)23(2)3/h15,17,23,25-30,33-34,36-38,40-44,48-50,54-58,61-62,64-68,72H,14,16,18-22H2,1-13H3/t25-,26-,27-,28-,29-,30+,33?,34-,36-,37-,38-,40-,41+,42+,43+,44+,48+,49-,50-,54+,55+,56+,57+,58+,60+/m1/s1

InChIKey

DSIWFPBVULSSDT-XAUFRGFFSA-N

Smiles

CCC(=O)O[C@H]1[C@@H](C)O[C@H](C[C@H]1O[C@@H]2C[C@@H](O)[C@@H](OC)[C@@H](C)O2)Oc3cc4cc5CC([C@H](OC)C(=O)[C@@H](O)[C@@H](C)O)[C@H](O[C@H]6C[C@@H](O[C@H]7C[C@@H](O[C@H]8C[C@](C)(O)[C@@H](OC(=O)C(C)C)[C@H](C)O8)[C@H](O)[C@@H](C)O7)[C@H](O)[C@@H](C)O6)C(=O)c5c(O)c4c(O)c3C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 500ug/kg (0.5mg/kg)   "Antibiotics: Origin, Nature, and Properties," Korzyoski, T., et al., eds., Washington, DC, American Soc. for Microbiology, 1978Vol. 2, Pg. 1404, 1978.