Chromomycin A3

Chromomycin A3

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Names
IUPAC name (1S)-1-C-((2S,3S)-7-{[4-O-acetyl-2,6-dideoxy-3-O-(2,6-dideoxy-4-O-methyl-α-D-lyxo-hexopyranosyl)-β-D-lyxo-hexopyranosyl]oxy}-3-{[4-O-acetyl-2,6-dideoxy-3-C-methyl-α-L-arabino-hexopyranosyl-(1→3)-2,6-dideoxy-β-D-arabino-hexopyranosyl-(1→3)-2,6-dideoxy-β-D-arabino-hexopyranosyl]oxy}-5,10-dihydroxy-6-methyl-4-oxo-1,2,3,4-tetrahydroanthracen-2-yl)-5-deoxy-1-O-methyl-D-xylulose
Other names Toyomycin
Identifiers
CAS Number	7059-24-7 Y
ChEMBL	ChEMBL216639 N
ChemSpider	16735739 Y
PubChem	656673
InChI InChI=1S/C56H80O27/c1-20-32(78-38-18-35(51(25(6)75-38)83-55(67)68)81-36-15-31(59)50(70-10)24(5)74-36)14-29-12-28-13-30(52(71-11)49(66)44(61)21(2)57)53(48(65)42(28)47(64)41(29)43(20)60)82-39-17-33(45(62)23(4)73-39)79-37-16-34(46(63)22(3)72-37)80-40-19-56(9,69)54(26(7)76-40)77-27(8)58/h12,14,21-26,30-31,33-40,44-46,50-54,57,59-64,69H,13,15-19H2,1-11H3,(H,67,68)/t21-,22-,23-,24-,25-,26+,30+,31-,33-,34-,35-,36-,37+,38+,39+,40+,44+,45-,46-,50+,51+,52+,53+,54+,56+/m1/s1 Y Key: VWUDFIOZFAFOMW-QUOOOCNJSA-N Y InChI=1S/C56H80O27/c1-20-32(78-38-18-35(51(25(6)75-38)83-55(67)68)81-36-15-31(59)50(70-10)24(5)74-36)14-29-12-28-13-30(52(71-11)49(66)44(61)21(2)57)53(48(65)42(28)47(64)41(29)43(20)60)82-39-17-33(45(62)23(4)73-39)79-37-16-34(46(63)22(3)72-37)80-40-19-56(9,69)54(26(7)76-40)77-27(8)58/h12,14,21-26,30-31,33-40,44-46,50-54,57,59-64,69H,13,15-19H2,1-11H3,(H,67,68)/t21-,22-,23-,24-,25-,26+,30+,31-,33-,34-,35-,36-,37+,38+,39+,40+,44+,45-,46-,50+,51+,52+,53+,54+,56+/m1/s1 Key: VWUDFIOZFAFOMW-QUOOOCNJBW Key: VWUDFIOZFAFOMW-QUOOOCNJSA-N
Properties
Chemical formula	C57H82O26
Molar mass	1,183.26 g·mol−1
Vapor pressure	{{{value}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Chromomycin A3 or Toyomycin is an anthraquinone antibiotic glycoside produced by the fermentation of an certain strain of Streptomyces griseus.

Uses

• in-vitro membrane-impermeant G/C-specific fluorescent DNA-binding dye
• in-vitro antibiotic
• in-vitro anticancer drug that inhibits RNA synthesis