Actinomycin C

Antitumor antibiotic

Antibiotic complex with antitumor activity.

Alternative Name:	Cactinomycin

Purity:	≥98%

Appearance:	Orange solid.

Formulation:	Mixture of actinomycin C1(= actinomycin D) (R = R’ = D-Val) ~3%, C2(R = D-Val, R’ = D-allo-Ile) ~45%, C3(R = R’ = D-allo-Ile) ~53%.

CAS:	8052-16-2

MI:	14: 1606

Source/Host:	Isolated from Streptomyces chrysomallus.

Solubility:	Soluble in methanol. Sparingly soluble in water.

Long Term Storage:	+4°C

Hazard:	TOXIC.

Handling:	Protect from light.

Miscellaneous/General:	For nomenclature see S.A. Waksman, E. Katz and L.C. Vining; PNAS 44, 602 (1958).