91-44-1

Name 7-Diethylamino-4-methylcoumarin
CAS 91-44-1
EINECS(EC#) 202-068-9
Molecular Formula C14H17NO2
MDL Number MFCD00006864
Molecular Weight 231.29
MOL File 91-44-1.mol

Chemical Properties

Appearance light tan powder
Melting point  72-75 °C (lit.)
Boiling point  240 °C / 6.5mmHg
density  1.122
vapor pressure  0-0.003Pa at 20-25℃
refractive index  1.5300 (estimate)
Fp  152°C
storage temp.  Sealed in dry,Room Temperature
solubility  Chloroform (Slightly), Methanol (Slightly)
form  Crystalline Powder
pka 3.51±0.20(Predicted)
color  Light beige to light purple
Stability: Stable. Incompatible with strong oxidizing agents.
Water Solubility  slightly soluble
BRN  193303
Cosmetics Ingredients Functions LIGHT STABILIZER
InChI 1S/C14H17NO2/c1-4-15(5-2)11-6-7-12-10(3)8-14(16)17-13(12)9-11/h6-9H,4-5H2,1-3H3
InChIKey AFYCEAFSNDLKSX-UHFFFAOYSA-N
SMILES CCN(CC)c1ccc2C(C)=CC(=O)Oc2c1
LogP 2.523-2.8 at 23-25℃
Uses
Optical bleach in textile industry, in coatings for paper, labels, book covers, etc.; to lighten plastics, resins, varnishes, and lacquers; invisible marking agent.
CAS DataBase Reference 91-44-1(CAS DataBase Reference)
NIST Chemistry Reference Coumarin, 7-(diethylamino)-4-methyl-(91-44-1)
EPA Substance Registry System 91-44-1(EPA Substance)

Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xn
Risk Statements 
R36/37/38:Irritating to eyes, respiratory system and skin .
R20/21:Harmful by inhalation and in contact with skin .
Safety Statements 
S37/39:Wear suitable gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
WGK Germany  2
RTECS  GN6370000
TSCA  Yes
REACH Registrations Active
HS Code  29322090
Storage Class 11 - Combustible Solids
Hazardous Substances Data 91-44-1(Hazardous Substances Data)
Toxicity
LD50 oral in rat: 5gm/kg

Hazard Information

Material Safety Data Sheet(MSDS)

Supplier