872-85-5 - Names and Identifiers
Name 4-Pyridinecarboxaldehyde
Synonyms Pyridin-4-al
4-Formylpyrdine
4-Pyridylaldehyde
4-Pyridinealdehyde
Isonicotinaldehyde
Pyridine-4-aldehyde
Isonicotinic aldehyde
pyridine-4-carbaldehyde
4-Pyridinecarboxaldehyde
Pyridine-4-carboxaldehyde
4-Pyridine carboxyaldehyde
4-Pyridinecarboxaldehyde,Isonicotinaldehyde
Isonicotinaldehyde (4-Pyridinecarboxaldehyde)
CAS 872-85-5
EINECS 212-832-3
InChI InChI=1/C6H5NO/c8-5-6-1-3-7-4-2-6/h1-5H
InChIKey BGUWFUQJCDRPTL-UHFFFAOYSA-N
872-85-5 - Physico-chemical Properties
Molecular Formula C6H5NO
Molar Mass 107.11
Density 1.137 g/mL at 20 °C (lit.)
Melting Point -4--2°C
Boling Point 71-73 °C/10 mmHg (lit.)
Flash Point 130°F
Water Solubility 20 g/L (20 ºC)
Solubility 20g/l
Vapor Presure 0.02 hPa (20 °C)
Appearance liquid (clear)
Color clear brown-yellow
BRN 105342
pKa 12.05(at 30℃)
PH 7-8 (H2O, 20℃)(saturated aqueous solution)
Storage Condition Store at +2°C to +8°C.
Sensitive Air Sensitive
Refractive Index n20/D 1.544(lit.)
Physical and Chemical Properties Yellowish oily liquid. The boiling point is 82-83 ℃(2.13kPa), the relative density is 1.122. and the refractive index is 1.5352(25 ℃). Flash point 54 °c. Soluble in water and ether.
Use Used as a reagent for organic synthesis
872-85-5 - Risk and Safety
Risk Codes R36/37/38 - Irritating to eyes, respiratory system and skin.
R10 - Infiammabile
Safety Description S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Indossare abbigliamento protettivo adeguato.
S36/37/39 - Indossare indumenti protettivi adatti, guanti e protezione occhi/viso.
S16 - Tenere lontano da fonti di accensione.
UN IDs UN 1989
WGK Germany 1
RTECS NR9400000
FLUKA BRAND F CODES 8-10-23
TSCA Yes
HS Code 29333999
Hazard Note Irritant/Keep Cold/Air Sensitive
Hazard Class 3.2
Packing Group III
Toxicity LD50 orally in Rabbit: 2355 mg/kg LD50 dermal Rat > 2000 mg/kg
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