Diphenolic acid

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Names

[ CAS No. ]:
126-00-1

[ Name ]:
Diphenolic acid

[Synonym ]:
Diphenolic acid
EINECS 204-763-2
4,4-Bis(4-hydroxyphenyl)pentanoic acid
MFCD00002800
4,4-bis(4-hydroxyphenyl)valeric acid
4,4-BIS(PARA-HYDROXYPHENYL)VALERIC ACID
Benzenebutanoic acid, 4-hydroxy-γ-(4-hydroxyphenyl)-γ-methyl-
4,4-Bis(p-hydroxyphenyl)valeric acid

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
507.0±40.0 °C at 760 mmHg

[ Melting Point ]:
167-170 °C(lit.)

[ Molecular Formula ]:
C17H18O4

[ Molecular Weight ]:
286.322

[ Flash Point ]:
274.5±23.8 °C

[ Exact Mass ]:
286.120514

[ PSA ]:
77.76000

[ LogP ]:
2.89

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.612

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36

[ Safety Phrases ]:
S26-S37/39-S36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2918290000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Ethyl 4-oxopentanoate
  • Phenol
  • Levulinic acid
  • Methyl 4-oxopentanoate
  • Butyl levulinate
  • Water

DownStream

  • methyl 4,4-bis(4-hydroxyphenyl)pentanoate
  • ethyl 4,4-bis(4-hydroxyphenyl)pentanoate

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%

Related Compounds

  • Thiovaleric acid S-sec-butyl ester
  • Octanethioic acid S-propyl ester
  • Hexanethioic acid S-decyl ester
  • Thiopropionic acid S-undecyl ester
  • trisporic acid
  • Benzoic acid, 3,4-dihydroxy-, 2-Methylpropyl ester
  • 6-(4-Bromophenyl)hexan-2-one
  • (5-Bromo-6-(trifluoromethyl)pyridin-3-yl)boronic acid
  • 5-Cyano-6-fluoropyridin-3-ylboronic acid
  • (5,6-Diaminopyridin-3-YL)boronic acid
  • (6-Amino-5-methoxypyridin-3-yl)boronic acid
  • 4-(1H-pyrazol-3-yl)butan-2-ol
  • 5-Methyl-2-(1-methylcyclopropyl)-1,3-oxazole-4-carboxamide
  • rac-(3R,4S)-4-[3-(trifluoromethyl)phenyl]piperidin-3-ol
  • (5-Methoxy-6-methylpyridin-3-yl)boronic acid
  • 3-Bromo-7-butylimidazo[1,2-a]pyrazin-8(7h)-one
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