Pyridine
SIGALD/270407 - suitable for HPLC, ≥99.9%
CAS Number: 110-86-1
Empirical Formula (Hill Notation): C5H5N
Molecular Weight: 79.10
EC Number: 203-809-9
MDL Number: MFCD00011732
Linear Formula: C5H5N
Product Type: Chemical
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 270407-100ML.
| λ | H2O reference |
| application(s) | food and beverages |
| assay | ≥99.9% |
| autoignition temp. | 899 °F |
| bp | 115 °C (lit.) |
| density | 0.978 g/mL at 25 °C (lit.) |
| evapn. residue | <0.0004% |
| expl. lim. | 12.4 % |
| form | liquid |
| impurities | <0.050% water |
| InChI | 1S/C5H5N/c1-2-4-6-5-3-1/h |
| InChI key | JUJWROOIHBZHMG-UHFFFAOYSA |
| mp | −42 °C (lit.) |
| pH | 8.5 (25 °C, 15.82 g/L) |
| purified by | glass distillation |
| Quality Level | 100  |
| refractive index | n |
| SMILES string | C1=CN=CC=C1 |
| technique(s) | HPLC: suitable |
| UV absorption | λ: 305 nm Amax: 1.00 |
| λ: 315 nm Amax: 0.15 | |
| λ: 335 nm Amax: 0.02 | |
| λ: 350-400 nm Amax: 0.01 | |
| vapor density | 2.72 (vs air) |
| vapor pressure | 10 mmHg ( 13.2 °C) |
| 20 mmHg ( 25 °C) |
| Application: |
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| Packaging: | 1, 2, 4×4 L in glass bottle |
| Packaging: | 100, 12×100 mL in glass bottle |
| Recommended products: | Discover LiChropur reagents ideal for HPLC or LC-MS analysis |
).| Symbol |   GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H302 + H312 + H332 - H315 - H319 |
| Precautionary statements | P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P312 - P305 + P351 + P338 |
| Hazard Codes | F,Xn |
| Risk Statements | 11-20/21/22-36/38-52 |
| Safety Statements | 26-28 |
| RIDADR | UN1282 - class 3 - PG 2 - Pyridine |
| WGK Germany | WGK 2 |
| Flash Point(F) | 68.0 °F - closed cup |
| Flash Point(C) | 20 °C - closed cup |
| Purity | ≥99.9% |
| bp | 115 °C (lit.) |
| mp | −42 °C (lit.) |
| Density | 0.978 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12190000 |