34487-61-1 50J9732WBG Phenolsulfonephthalein sodium Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S-dioxide, monosodium salt Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bisphenolate S,S-dioxide Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-, sodium salt (1:1) Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-, monosodium salt EINECS 252-057-8 UNII-50J9732WBG CAS 34487-61-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 34487-61-1 |
| Molecular Formula | C19H31O5S Na |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 34487-61-1 50J9732WBG Phenolsulfonephthalein sodium Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S-dioxide, monosodium salt Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bisphenolate S,S-dioxide Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-, sodium salt (1:1) Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-, monosodium salt EINECS 252-057-8 UNII-50J9732WBG (CAS 34487-61-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H31O5S Na. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H31O5S Na |
| Molecular Weight | 394.50 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Sulfur Atoms | 1 |
Recommended Standards
- 4,5-Dimethoxy-2-methylbenzene-1-sulfonyl chloride (CAS 60987-20-4)
- 3-methyl-1-(piperidin-4-yl)pyrrolidin-3-ol (CAS 1697112-38-1)
- 5-(3-methoxybenzyl)-1,3-thiazol-2-amine (CAS 893724-15-7)
- ESculin sesquihydrate (CAS 1217453-54-7)
- CPI-1205 (CAS 1621862-70-1)
- rel-(3aR,6aR)-Hexahydropyrrolo[3,4-b]pyrrol-2(1H)-one (CAS 1202067-72-8)
- Polymyxin B nonapeptide TFA (CAS 2220175-42-6)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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