Sample data from Engineering Database — 375 reference tables, deterministic calculators, and Engineering AI. Sign up free
Dissociation Constants: 2-Phenylbenzimidazole
1 to 2
Acid and base dissociation constants (pKa) for ~860 inorganic and organic compounds at specified temperatures, including polyprotic acids with per-step pKa values. Sourced from CRC Handbook 97th Edition.
| compound name | step | compound name display | compound type | formula | pka (dimensionless) | t c (degC) |
|---|---|---|---|---|---|---|
| 2-Phenylbenzimidazole | 1 | 2-Phenylbenzimidazole | organic | C13H10N2 | 5.23 | 25 |
| 2-Phenylbenzimidazole | 2 | 2-Phenylbenzimidazole | organic | C13H10N2 | 11.91 | 25 |
What else is in Engineering Database
Iron Engine ↗Engineering AI at ironengine.ai
AI built for engineering. Searches the engineering database, performs calculations, gives source-backed engineering insights.
Get started for free ↗Reference Data375 engineering tablesMaterial properties, pipe and shape dimensions, code tables, and electrical ratings across mechanical, civil, chemical, electrical, materials, and manufacturing engineering.
Browse dataCalculatorsDeterministic engineering calculatorsSizing, checking, and conversion tools that run against the reference tables. Inputs are code-compliant, outputs are traceable to the source standard.
Browse calculatorsRelated data
(2-Cyanophenoxy)acetic acid1 row(3-Cyanophenoxy)acetic acid1 row(4-Cyanophenoxy)acetic acid1 row(Methylthio)acetic acid1 row(Tridecyl)amine1 row1,1-Cyclopropanedicarboxylic acid2 rows1,10-Phenanthroline1 row1,2,2,6,6-Pentamethylpiperidine1 row1,2,3,4-Butanetetrol1 row1,2,3-Propanetriamine2 rows1,2-Benzenediamine2 rows1,2-Dimethylpiperidine, (±)-1 row