NSC 204855

Modify Date: 2025-09-08 15:25:15

NSC 204855 structure	Common Name	NSC 204855
	CAS Number	54526-94-2	Molecular Weight	588.55700
	Density	1.52g/cm3	Boiling Point	801.2ºC at 760 mmHg
	Molecular Formula	C₂₉H₃₂O₁₃	Melting Point	N/A
	MSDS	N/A	Flash Point	262.3ºC

Use of NSC 204855

Steffimycin B is an anthracycline bacterial metabolite. It binds to DNA, preferentially intercalating at sites containing cytosine and guanine. Steffimycin B is cytotoxic to MCF-7, KB, NCI-H187, and Vero cells. It is active against M. tuberculosis, B. cereus, and P. falciparum.

Name	2,5,7-trihydroxy-4-(4-hydroxy-3,5-dimethoxy-6-methyloxan-2-yl)oxy-3,9-dimethoxy-2-methyl-3,4-dihydrotetracene-1,6,11-trione
Synonym	More Synonyms

Density	1.52g/cm3
Boiling Point	801.2ºC at 760 mmHg
Molecular Formula	C₂₉H₃₂O₁₃
Molecular Weight	588.55700
Flash Point	262.3ºC
Exact Mass	588.18400
PSA	187.51000
LogP	1.03750
Index of Refraction	1.647
InChIKey	VHJWDTPKSIFZBV-UHFFFAOYSA-N
SMILES	COc1cc(O)c2c(c1)C(=O)c1cc3c(c(O)c1C2=O)C(OC1OC(C)C(OC)C(O)C1OC)C(OC)C(C)(O)C3=O

CHEMICAL IDENTIFICATION

RTECS NUMBER :: QI9450000

CHEMICAL NAME :: 1,6,11(2H)-Naphthacenetrione, 4-((6-deoxy-2,4-di-O-methyl-alpha-L-mannopyranosyl)ox y)-3,4- dihydro-2,5,7-trihydroxy-3,9-dimethoxy-2-methyl-

CAS REGISTRY NUMBER :: 54526-94-2

LAST UPDATED :: 199409

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C29-H32-O13

MOLECULAR WEIGHT :: 588.61

WISWESSER LINE NOTATION :: L E6 C666 BV FV MVT&&&J GQ G1 HO1 KQ OQ QO1 IO- BT6OTJ CO1 DO1 EQ F1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: DNA adduct

TEST SYSTEM :: Mammal - species unspecified Lymphocyte

DOSE/DURATION :: 5100 nmol/L

REFERENCE :: CBINA8 Chemico-Biological Interactions. (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1969- Volume(issue)/page/year: 25,59,1979

Steffimycin B