4-hydroxy benzylidene malonic acid dimethyl ester

Names

[ CAS No. ]:
51947-45-6

[ Name ]:
4-hydroxy benzylidene malonic acid dimethyl ester

[Synonym ]:
dimethyl para-hydroxybenzalmalonate
dimethyl 4-hydroxybenzylidenemalonate
EINECS 257-539-1
4-hydroxybenzylidene-malonic acid dimethyl ester

Chemical & Physical Properties

[ Density]:
1.276g/cm3

[ Boiling Point ]:
328.7ºC at 760mmHg

[ Melting Point ]:
155-160ºC

[ Molecular Formula ]:
C₁₂H₁₂O₅

[ Molecular Weight ]:
236.22100

[ Flash Point ]:
121.5ºC

[ Exact Mass ]:
236.06800

[ PSA ]:
72.83000

[ LogP ]:
1.12160

[ Index of Refraction ]:
1.576

MSDS

Click to get detail MSDS

Safety Information

[ Safety Phrases ]:
S24/25

[ HS Code ]:
2918290000

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2918290000

[ Summary ]:
HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%