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-SulfoBiotics- Sodium tetrasulfide (Na2S4)

Item # Unit Size
SB04-10
5 x 100 mg

For Research Use Only Products



Storage Condition : -20℃, light and moisture sensitive
Shipping Condition : blue ice
Purity : ≥90.0%
Chemical name: Sodium tetrasulfide, anhydrous 
M.W.: 174.22
CAS#: 12034-39-8



Product Description:

Sodium polysulfides (Na2Sn) are sulfane sulfur donors which have simple structures, and exist as hydrogen polysulfides in an aqueous solution depending on pH.


        Fig. 1 Structures of Sodium polysulfides (Na2Sn) and the pKa values



Data:

        Fig. 2 UV spectra of 1 mmol/l Na2Sn aqueous solution


1) Y. Kimura, Y. Mikami, K. Osumi, M. Tsugane, J. Oka, and H. Kimura, "Polysulfides are possible H2S-derived signaling molecules in rat brain", FASEB J., 2013, 27, 2451.
2) S. Koike, Y. Ogasawara, N. Shibuya, H. Kimura, and K. Ishii, "Polysulfide exerts a protective effect against cytotoxicity caused by t-buthylhydroperoxide through Nrf2 signaling in neuroblastoma cells", FEBS Lett., 2013, 587, 3548.
3) E. R. DeLeon, Y. Gao, E. Huang, M. Arif, N. Arora, A. Divietro, S. Patel, and K. R. Olson , "A case of mistaken identity: are reactive oxygen species actually reactive sulfide species?", American Journal of Physiology: Regulatory, Integrative and Comparative Physiology ., 2015, 310, (7), 549.