4-(Dicyanomethylene)-2-methyl-6-(4-dimethylaminostyryl)-4H-pyran

Catalog Number

51325-91-8

CAS

51325-91-8

Synonyms

DCM; [2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methyl-4H-pyran-4-ylidene]-propanedinitrile

Molecular Weight

303.36

Molecular Formula

C19H17N3O

Product Information

Purity

>98%

Physical State

Solid

Appearance

Dark red to Brown powder to crystal

Storage

Store under inert gas

Melting Point

220 °C

Safety Information

Signal Word

Warning

Precautionary Statement

P501 : Dispose of contents/ container to an approved waste disposal plant.P270 : Do not eat, drink or smoke when using this product.P240 : Ground/bond container and receiving equipment.P210 : Keep away from heat/sparks/open flames/hot surfaces. No smoking.P241 : Use explosion-proof electrical/ ventilating/ lighting/ equipment.P264 : Wash skin thoroughly after handling.P280 : Wear protective gloves/ eye protection/ face protection.P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.P337 + P313 : If eye irritation persists: Get medical advice/ attention.P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.P302 + P352 : IF ON SKIN: Wash with plenty of soap and water.P332 + P313 : If skin irritation occurs: Get medical advice/ attention.P362 : Take off contaminated clothing and wash before reuse.P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.

Hazard Statements

H302 : Harmful if swallowed.H315 : Causes skin irritation.H319 : Causes serious eye irritation.H228 : Flammable solid.

Hazard Class

4.1

Packing Groups

III

Canonical SMILES

CC1=CC(=C(C#N)C#N)C=C(O1)C=CC2=CC=C(C=C2)N(C)C

InChI

InChI=1S/C19H17N3O/c1-14-10-16(17(12-20)13-21)11-19(23-14)9-6-15-4-7-18(8-5-15)22(2)3/h4-11H,1-3H3/b9-6+

InChI Key

YLYPIBBGWLKELC-RMKNXTFCSA-N