Benzenesulfonic acid, 2,5-dihydroxy-, calcium salt, hydrate (2:1:?) CAS 117552-78-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 117552-78-0 |
| Molecular Formula | 2*C6H5O5S Ca x*H2O |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Benzenesulfonic acid, 2,5-dihydroxy-, calcium salt, hydrate (2:1:?) (CAS 117552-78-0) is a pharmaceutical standards certified reference material from CATO. Molecular formula: 2*C6H5O5S Ca x*H2O. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | 2*C6H5O5S Ca x*H2O |
| Molecular Weight | 247.25 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
| Sulfur Atoms | 1 |
Related Benzenesulfonic Standards
- Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[4-(sulfophenyl)-2H-1,2,3-triazol-2-yl]-, sodium salt (1:x) (CAS 106906-28-9)
- Benzenesulfonic acid, 4,4',4'',4'''-[carbonylbis[imino-5,1,3-benzenetriylbis(carbonylimino)]]tetrakis-, tetrasodium salt (CAS 111150-22-2)
- Benzenesulfonic Acid Impurity 4 (CAS 116-50-7)
- Benzenesulfonic acid, 4-[(2-methyl-2-propen-1-yl)oxy]-, sodium salt (CAS 1208-67-9)
- Benzenesulfonic Impurity 3 (CAS 1352414-81-3)
- Benzenesulfonic Impurity 2 (CAS 1352414-88-0)
- Benzenesulfonic acid, (acetylamino)- (CAS 138721-63-8)
- Benzenesulfonic acid, 4-dodecyl-, ammonium salt (CAS 14356-33-3)
Recommended Standards
- (1E,4E)-1-(4-Hydroxy-3-methoxyphenyl)-5-(3,5,6-trimethylpyrazin-2-yl)penta-1,4-dien-3-one (CAS 1881270-27-4)
- SCS (CAS 3232-36-8)
- 1-(Difluoromethyl)-4-(4-methoxyphenoxy)benzene (CAS 2149601-35-2)
- 1-[3-ethyl-4-(hydroxymethyl)phenyl]ethan-1-one (CAS 1378888-43-7)
- Boc-DL-beta-Leucine (CAS 248924-39-2)
- hexahydro-2H-1$l^{6},5-[1$l^{6}]thieno[2,3-c]pyrrole-1,1-dione hydrochloride (CAS 1172964-41-8)
- Tirzepatide Impurity 45 (CAS CATO-C4X-324045)
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