Elmycin B CAS 128233-09-0

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207164 Elmycin B ((1aR,3S,5bR,11S,11aR,11bR)-10,11,11a-Trihydroxy-3-methyl-3,4,5b,11,11a,11b-hexahydrotetrapheno[5,6-b]oxirene-5,6(1aH,2H)-dion) CAS: 128233-09-0

Specifications

References

CAS Number

128233-09-0

Grade

Highly Purified

Molecular Formula

C19H18O6

Molecular Weight

342.3

EU Commodity Code

38220090

Shipping Temp

Blue Ice

Storage Temp

-20°C

Antibiotic. Antibacterial. Moderate cytotoxic.

CAS Number

128233-09-0

Source

Streptomyces sp. K20/4

Formula

C19H18O6

Solubility

DMSO

Molecular Weight

342.3

Purity

≥98% (HPLC)

Appearance

Supplied as a beige solid.

Method for Determining Identity

Proton NMR

Storage and Stability

Lyophilized powder may be stored at -20°C. Stable for 12 months after receipt at -20°C. Reconstitute with sterile buffer or ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.

References

1. Neue Angulole, Angucyclinon-verwandte Antibiotika aus Streptomyceten: S. Dobreff; PhD Thesis; Univ. Göttingen, Germany, Page 1-139 (1989). 2. Angucycline group antibiotics: J. Rohr & R. Thiericke; Nat. Prod. Rep. 9: 103 (1992)