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Merck

428020

Latrunculin B

from Latrunculia magnifica, ≥95% (HPLC), solid, actin polymerization inhibitor, Calbiochem®

Synonym(s):

Latrunculin B, Latrunculia magnifica

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About This Item

Empirical Formula (Hill Notation):
C20H29NO5S
CAS Number:
Molecular Weight:
395.51
UNSPSC Code:
12352200
NACRES:
NA.77
MDL number:
Assay:
≥95% (HPLC)
Form:
solid
Quality level:
Storage condition:
OK to freeze
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Product Name

Latrunculin B, Latrunculia magnifica, Latrunculin B, CAS 76343-94-7, is a unique marine toxin that inhibits actin polymerization and disrupts microfilament organization. It is 10 to 100-fold more potent than cytochalasins.

Quality Level

description

Merck USA index - 14, 5378

assay

≥95% (HPLC)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

off-white to yellow

solubility

DMSO: 25 mg/mL, ethanol: 25 mg/mL, methanol: 50 mg/mL

shipped in

ambient

storage temp.

−20°C

SMILES string

S1C[C@H](NC1=O)[C@@]2(O[C@H]3C[C@@H](OC(=O)\C=C(/CC\C=C/[C@H](CC3)C)\C)C2)O

InChI

1S/C20H29NO5S/c1-13-5-3-4-6-14(2)9-18(22)25-16-10-15(8-7-13)26-20(24,11-16)17-12-27-19(23)21-17/h3,5,9,13,15-17,24H,4,6-8,10-12H2,1-2H3,(H,21,23)/b5-3-,14-9-/t13-,15-,16-,17+,20-/m1/s1

InChI key

NSHPHXHGRHSMIK-JRIKCGFMSA-N

General description

A structurally unique marine toxin. Inhibits actin polymerization in vitro and disrupts microfilament organization as well as microfilament-mediated processes. 10 to 100-fold more potent than cytochalasins.

Biochem/physiol Actions

Cell permeable: no
Primary Target
Actin polymerization
Product does not compete with ATP.
Reversible: no

Other Notes

Spector, I., et al. 1989. Cell Motil. Cytoskeleton13, 127.
de Oliveira, C.A., and Mantovani, B. 1988. Life Sci.43, 1825.
Coue, M., et al. 1987. FEBS Lett.213, 316.
Spector, I., et al. 1983. Science219, 493.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Harmful (C)


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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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