Dimethyl 2,2-Bis(hydroxymethyl)malonate

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Names

[ CAS No. ]:
35329-73-8

[ Name ]:
Dimethyl 2,2-Bis(hydroxymethyl)malonate

[Synonym ]:
biphenyl-3,3'-dicarboxylic acid dimethyl ester
Biphenyl-3,3'-dicarboxylic acid dim
Biphenyl-3,3'-dicarbonsaeure-dimethylester
dimethyl biphenyl-3,3'-dicarboxylate
3,3'-bibenzoic acid dimethyl ester

Chemical & Physical Properties

[ Density]:
1.315g/cm3

[ Boiling Point ]:
327ºC at 760 mmHg

[ Molecular Formula ]:
C7H12O6

[ Molecular Weight ]:
192.16700

[ Flash Point ]:
131.5ºC

[ Exact Mass ]:
192.06300

[ PSA ]:
93.06000

[ Index of Refraction ]:
1.474

Safety Information

[ HS Code ]:
2918199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Formaldehyde
  • Dimethyl malonate

DownStream

  • Dimethyl 2,2-dimethyl-1,3-dioxane-5,5-dicarboxylate
  • 2,2-Dimethyl-1,3-dioxane-5-carboxylic Acid Methyl Ester

Customs

[ HS Code ]: 2918199090

[ Summary ]:
2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%