WARNING: This product is for research use only, not for human or veterinary use.
Hodoodo CAT#: H584109
CAS#: 149759-96-6
Description: B 581 is an inhibitor that specifically blocks farnesylated, but not geranylgeranylated or myristylated, oncogenic ras signaling and transformation.
Hodoodo Cat#: H584109
Name: B 581
CAS#: 149759-96-6
Chemical Formula: C22H38N4O3S2
Exact Mass: 470.24
Molecular Weight: 470.690
Elemental Analysis: C, 56.14; H, 8.14; N, 11.90; O, 10.20; S, 13.62
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Synonym: B 581, B-581, B581
IUPAC/Chemical Name: L-Methionine, N-(N-(2-((2-amino-3-mercaptopropyl)amino)-3-methylbutyl)-L-phenylalanyl)-, (S-(R*,S*))-
InChi Key: QISLMXIYRQCLIR-FUMNGEBKSA-N
InChi Code: InChI=1S/C22H38N4O3S2/c1-15(2)20(24-12-17(23)14-30)13-25-19(11-16-7-5-4-6-8-16)21(27)26-18(22(28)29)9-10-31-3/h4-8,15,17-20,24-25,30H,9-14,23H2,1-3H3,(H,26,27)(H,28,29)/t17-,18+,19+,20-/m1/s1
SMILES Code: CSCC[C@@H](C(O)=O)NC([C@H](CC1=CC=CC=C1)NC[C@@H](NC[C@@H](N)CS)C(C)C)=O
Appearance: Solid powder
Purity: >98% (or refer to the Certificate of Analysis)
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility: Soluble in DMSO
Shelf Life: >2 years if stored properly
Drug Formulation: This drug may be formulated in DMSO
Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code: 2934.99.9001
More Info:
Biological target: | |
In vitro activity: | |
In vivo activity: |
The following data is based on the product molecular weight 470.69 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
---|---|---|---|
1 mM | 1.15 mL | 5.76 mL | 11.51 mL |
5 mM | 0.23 mL | 1.15 mL | 2.3 mL |
10 mM | 0.12 mL | 0.58 mL | 1.15 mL |
50 mM | 0.02 mL | 0.12 mL | 0.23 mL |
Formulation protocol: | |
In vitro protocol: | |
In vivo protocol: |
1: Cox AD, Garcia AM, Westwick JK, Kowalczyk JJ, Lewis MD, Brenner DA, Der CJ. The CAAX peptidomimetic compound B581 specifically blocks farnesylated, but not geranylgeranylated or myristylated, oncogenic ras signaling and transformation. J Biol Chem. 1994 Jul 29;269(30):19203-6. PubMed PMID: 8034681.
2: Garcia AM, Rowell C, Ackermann K, Kowalczyk JJ, Lewis MD. Peptidomimetic inhibitors of Ras farnesylation and function in whole cells. J Biol Chem. 1993 Sep 5;268(25):18415-8. PubMed PMID: 8360140.