Compounds Starting with P — CRC Organic Compounds
Pyrene to Pyridoxal hydrochloride · 202.3 g/mol
Physical property data for 424 organic compounds beginning with the letter P, sourced from the CRC Handbook of Chemistry and Physics. Each entry includes molecular formula, molecular weight, melting point, boiling point, density, refractive index, and solubility in common solvents. Molecular weights range from 30.0 to 788.9 g/mol. Sample compounds in this section: p-Benzidine, p-Benzoquinone, p-Cresol.
| Compound Name | CAS Number | Bp C | Density | Mol Formula | Mol Weight (g/mol) | Mp C | Phys Form | Refractive Index | Solubility | Synonym |
|---|---|---|---|---|---|---|---|---|---|---|
| Pyrene | 129-00-0 | 394(6) | 1.27123 | C16H10 | 202.25 | 150.62(0.04) | Pa Ye Pl (to, sub) | — | I H2O; S EtOH, eth, bz, tol; Sl Ctc | Benzo[def]phenanthrene |
| Pyrethrin I | 121-21-1 | 1700.1 Dec | 1.519218 | C21H28O3 | 328.445 | — | Visc Liq | 1.519218 | I H2O; S EtOH, eth, ctc, Peth | Pyrethrum |
| Pyrethrin Ii | 121-29-9 | 2000.1 Dec | — | C22H28O5 | 372.454 | — | Visc Liq | 1.525820 | I H2O; S EtOH, eth, ctc, Peth | — |
| Pyridate | 55512-33-9 | 2200.1 | 1.55520 | C19H23ClN2O2S | 378.916 | 27 | Br Oil | 1.56820 | I H2O | — |
| Pyridazine | 289-80-5 | 208 | 1.103523 | C4H4N2 | 80.088 | -8 | Liq | 1.521820 | Msc H2O, EtOH; vs eth, ace, bz; I Peth | 1,2-Diazabenzene |
| Pyridine | 110-86-1 | 115.2(0.1) | 0.981920 | C5H5N | 79.101 | -41.63(0.03) | Liq | 1.509520 | Msc H2O, EtOH, eth, ace, bz, Chl | Azine |
| Pyridine Hydrochloride | 628-13-7 | 222 | — | C5H6ClN | 115.562 | 144(1) | Hyg Pl Or Sc (al) | — | vs H2O, EtOH, Chl | — |
| Pyridine-1-Oxide | 694-59-7 | 14613 | — | C5H5NO | 95.1 | 67.8(0.5) | — | — | — | Pyridine N-Oxide |
| Pyridoxal 5-Phosphate | 54-47-7 | — | — | C8H10NO6P | 247.142 | 141 | Wh-Ye Pow Or Cry | — | — | Pyridoxal 5-(dihydrogen phosphate) |
| Pyridoxal Hydrochloride | 65-22-5 | — | — | C8H10ClNO3 | 203.623 | 165 Dec | Orth | — | vs H2O; Sl EtOH | Vitamin B6 |
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