Compounds Starting with P — CRC Organic Compounds
Penicillin G procaine to Pentachlorofluoroethane · 570.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Penicillin G Procaine | 54-35-3 | — | 1.255525 | C29H38N4O6S | 570.7 | 108 Dec | — | — | S H2O, EtOH, Chl | — |
| Penicillin V | 87-08-1 | — | — | C16H18N2O5S | 350.389 | 124 Dec | Cry | — | Sl H2O; S Os | Phenoxymethylpenicillin |
| Pentabromomethylbenzene | 87-83-2 | — | 2.9717 | C7H3Br5 | 486.619 | 288 | — | — | I H2O; Sl EtOH, HOAc; S Bz | — |
| Pentabromophenol | 608-71-9 | Sub | — | C6HBr5O | 488.591 | 229.5 | Mcl Pr (HOAc) Nd (al) | — | I H2O; S EtOH, bz, HOAc; Sl Eth | — |
| Pentac | 2227-17-0 | — | — | C10Cl10 | 474.637 | 122 | Tan Cry (peth) | — | — | Dienochlor |
| Pentacene | 135-48-8 | — | — | C22H14 | 278.346 | 271(2) | Ye Grn Nd Or Lf (xyl) | — | I H2O; Sl bz; S PhNO2 | Benzo[b]naphthacene |
| Pentachlorobenzene | 608-93-5 | 279(4) | 1.834216 | C6HCl5 | 250.337 | 84.2(0.6) | Nd (al) | — | I H2O, EtOH; Sl eth, bz, chl, CS2 | — |
| Pentachlorobenzenethiol | 133-49-3 | — | — | C6HCl5S | 282.402 | 231.5 | — | — | — | Pentachlorophenyl Mercaptan |
| Pentachloroethane | 76-01-7 | 161(4) | 1.679620 | C2HCl5 | 202.294 | -29.0(0.2) | Liq | 1.502520 | I H2O; Msc EtOH, Eth | Refrigerant 120 |
| Pentachlorofluoroethane | 354-56-3 | 138 | 1.7425 | C2Cl5F | 220.284 | 101(4) | Col Liq | — | I H2O; S EtOH, Eth | — |
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