Pyridine hydrochloride
SIAL/82800 - purum, ≥98.0% (AT)
Synonym: Pyridinium chloride
CAS Number: 628-13-7
Empirical Formula (Hill Notation): C5H5N · HCl
Molecular Weight: 115.56
EC Number: 211-027-4
MDL Number: MFCD00012802
Linear Formula: C5H5N · HCl
Product Type: Chemical
| assay | ≥98.0% (AT) |
| bp | 222-224 °C (lit.) |
| form | powder |
| grade | purum |
| InChI | 1S/C5H5N.ClH/c1-2-4-6-5-3 |
| InChI key | AOJFQRQNPXYVLM-UHFFFAOYSA |
| mp | 143-147 °C |
| 145-147 °C (lit.) | |
| Quality Level | 200  |
| SMILES string | Cl[H].c1ccncc1 |
| Application: | Pyridine hydrochloride can be used: • As an acid-base catalyst in the conversion of 4-pyridyl propargylic alcohols to the (E)-propenones and propynones. • As a reagent in the synthesis of 2-arylindene-1-ones , baicalein , pinosylvin derivatives. • As a reagent in O-demethylation reaction under microwave irradiation. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302 - H315 - H319 |
| Precautionary statements | P301 + P312 + P330 - P302 + P352 - P305 + P351 + P338 |
| Hazard Codes | Xn |
| Risk Statements | 20/21/22-36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Purity | ≥98.0% (AT) |
| bp | 222-224 °C (lit.) |
| mp | 143-147 °C; 145-147 °C (lit.) |
| UNSPSC | 12352100 |