PIPES Sesquisodium -- CAS No: 100037-69-2
| CAS Registry Number |
100037-69-2 |
| Name |
PIPES sesquisodium salt (PIPES 1.5 Sodium) |
| Synonyms |
1,4-Piperazinediethanesulfonic acid sesquisodium salt, Piperazine-1,4-bis(2-ethanesulfonic acid) sesquisodium salt |
| Molecular Formula |
C8H16.5N2Na1.5O6S2 |
| Molecular Weight |
335.34 |
| Molecular Structure |
  |
| Test |
P1123, Ultra Pure |
P1125, Ultra BioPure |
| Appearance |
White powder |
White powder |
| Assay (by titration, on dried basis) |
≥ 99.0% |
≥ 99.0% |
| Identification (by IR) |
Conforms to structure |
Conforms to structure |
| Loss on Drying (3 hours @ 110ºC) |
≤ 2.0% |
≤ 2.0% |
| pH (1% solution in water) |
6.5 – 7.5 |
6.5 – 7.5 |
| pKa (@ 20°C) |
6.7 – 6.9 |
6.7 – 6.9 |
| Insoluble Matter |
≤ 0.05% |
≤ 0.05% |
| Biological Impurity Testing |
| Test |
P1123, Ultra Pure P1123, Ultra Pure |
P1125, Ultra BioPure |
| Endotoxin (0.1% solution in H2O) |
-- |
≤ 0.1 EU/mL |
| Bioburden |
-- |
≤ 100 CFU/g |
| Trace Impurity Testing |
| Test |
P1123, Ultra Pure |
P1125 Ultra BioPure |
| Chloride (Cl) |
≤1.0% |
≤1.0% |
| Specification Sheet |
| Specification Sheet |
 |
|
MSDS
| MSDS |
| Material Safety Data Sheet |