| | Identification | Back Directory |  | [Name] 
 2-[2-Oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1(2H)-yl)ethyl]-1H-isoindole-1,3(2H)-dione
 |  | [CAS] 
 332382-54-4
 |  | [Synonyms] 
 ML-SA1
 STK095286
 EU-0040486
 MLS000526272
 BAS 01520422
 SMR000116746
 Oprea1_383174
 Oprea1_593964
 CBMicro_009667
 ChemDiv1_023217
 BIM-0009825.P001
 TRPML Agonist, ML-SA1
 Mucolipin Synthetic Agonist 1
 TRPML Agonist, ML-SA1 - CAS 332382-54-4 - Calbiochem
 2-[2-oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1-yl)ethyl]isoindole-1,3-dione
 2-[2-oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1-yl)ethyl]isoindoline-1,3-dione
 2-[2-keto-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1-yl)ethyl]isoindoline-1,3-quinone
 2-[2-Oxo-2-(2,2,4-trimethyl-3,4-dihydro-2H-quinolin-1-yl)-ethyl]-isoindole-1,3-dione
 2-(2-Oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1(2H)-yl)ethyl)isoindoline-1,3-dione
 2-[2-(3,4-Dihydro-2,2,4-trimethyl-1(2H)-quinolinyl)-2-oxoethyl]-1H-isoindole-1,3(2H)-dione
 2-[2-Oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1(2H)-yl)ethyl]-1H-isoindole-1,3(2H)-dione
 1H-Isoindole-1,3(2H)-dione, 2-[2-(3,4-dihydro-2,2,4-trimethyl-1(2H)-quinolinyl)-2-oxoethyl]-
 1-[(1,3-Dihydro-1,3-dioxo-2H-isoindol-2-yl)acetyl]-1,2,3,4-tetrahydro-2,2,4-trimethyl-quinoline
 |  | [Molecular Formula] 
 C22H22N2O3
 |  | [MDL Number] 
 MFCD01956583
 |  | [MOL File] 
 332382-54-4.mol
 |  | [Molecular Weight] 
 362.42
 | 
 | Chemical Properties | Back Directory |  | [Boiling point ] 
 546.7±43.0 °C(Predicted)
 |  | [density ] 
 1.226±0.06 g/cm3(Predicted)
 |  | [storage temp. ] 
 2-8°C
 |  | [solubility ] 
 DMSO: soluble5mg/mL, clear (warmed)
 |  | [form ] 
 powder
 |  | [pka] 
 1.16±0.60(Predicted)
 |  | [color ] 
 white to beige
 |  | [Stability:] 
 Stable for 1 year from date of purchase as supplied. Solutions in DMSO or ethanol may be stored at -20° for up to 3 months.
 | 
 | Hazard Information | Back Directory |  | [Description] 
 ML-SA1 (332382-54-4) is a?TRPML 1,2 and 3 channel activator.1?Does not activate TRPM2, TRPV2, TRPV3, TRPC6 or TRPA1 channels.2?ML-SA1 robustly activates whole cell TRPML1-4A and whole-endolysosome TRPML1 and is comparable (10 μM) to the effect of the endogenous TRPML agonist, PI(3,5)P2?(1 μM).2?Thus it is a useful chemical tool for studying the functions of TRPMLs. It induces TRPML-mediated Ca2+?release from lysosomes which corrects trafficking defects and reduces cholesterol accumulation in Niemann-Pick type C macrophages.2,3?Reduces intralysosomal Ca2+?level rescuing abnormal lysosomal storage in FIG4-deficient cells.4
 |  | [Uses] 
 ML-SA1 has been used as a transient receptor potential cation channel mucolipin 1 (TRPML1/ML1) agonist.
 |  | [Biochem/physiol Actions] 
 ML-SA1 is a potent and selective cell permeable agonist of lysosomal mucolipin transient receptor potential channels (TRPML) 1, 2, 3 that significantly increases [Ca2+]cyt in HEK293 cells stably- or transiently-expressing mutant TRPML1 channels ML1-4A.
 |  | [storage] 
 Store at +4°C
 |  | [References] 
 1) Grimm?et al. (2010),?Small molecule activators of TRPML3; Mol. Chem. Biol.,?17?135
2) Shen?et al. (2012),?Lipid storage disorders block lysosomal trafficking by inhibiting a TRP channel and lysosomal calcium release; Nature Commun.,?3?731
3) Weiss?et al. (2012),?Cross-talk between TRPML1 channel, lipids and lysosomal storage diseases; Commun. Integer. Biol.,?5?111
4) Zou?et al. (2015),?Reactivation of lysosomal Ca2+ Efflux Rescues Abnormal Lysosomal Storage in FIG4-Deficient Cells;J. Neurosci., 35?6801
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