Description
Thailanstatin A is an ultra-potent inhibitor of eukaryotic RNA splicing (IC50=650 nM). Thailanstatin A exerts effects via non-covalent binding to the SF3b subunit of the U2 snRNA subcomplex of the spliceosome and shows low-nM to sub-nM IC50s against multiple cancer cell lines. Thailanstatin A, a payload for ADCs, is conjugated to the lysines on trastuzumab yielding “linker-less” ADC.
Product information
CAS Number: 1426953-21-0
Molecular Weight: 535.63
Formula: C28H41NO9
Chemical Name: 2-[(3R,5S,7R,8R)-7-[(1E,3E)-5-[(2S,3S,5R,6R)-5-[(2Z,4S)-4-(acetyloxy)pent-2-enamido]-3,6-dimethyloxan-2-yl]-3-methylpenta-1,3-dien-1-yl]-8-hydroxy-1,6-dioxaspiro[2.5]octan-5-yl]acetic acid
Smiles: CC(=O)O[C@@H](C)/C=C\C(=O)N[C@@H]1C[C@H](C)[C@H](C/C=C(\C)/C=C/[C@H]2O[C@H](CC(O)=O)C[C@@]3(CO3)[C@@H]2O)O[C@@H]1C
InChiKey: GJKQDOMCDFJANR-FUDLAKRJSA-N
InChi: InChI=1S/C28H41NO9/c1-16(7-10-24-27(34)28(15-35-28)14-21(38-24)13-26(32)33)6-9-23-17(2)12-22(19(4)37-23)29-25(31)11-8-18(3)36-20(5)30/h6-8,10-11,17-19,21-24,27,34H,9,12-15H2,1-5H3,(H,29,31)(H,32,33)/b10-7+,11-8-,16-6+/t17-,18-,19+,21+,22+,23-,24+,27+,28+/m0/s1
Technical Data
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: DMSO : 250 mg/mL (466.74 mM; Need ultrasonic).
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
How to use
In Vitro:
Thailanstatin A (TST-A) is a potent antiproliferative natural product discovered by our group from Burkholderia thailandensis MSMB43. Thailanstatin A (DU-145, NCI-H232A, MDA-MB-231 and SKOV-3 cells) exhibits potent antiproliferative activities with GI50s in the single nM range (1.11-2.69 nM).
Products are for research use only. Not for human use.
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