Table 1 Comparison of operating parameters on various types of bones.

From: Highly efficient synthesis of pyrimidine-5-carbonitrile derivatives over a robust biowaste bone char-Bronsted solid acid catalyst

Source

Operating parameters

Surface area

(m2/g)

Pore volume

(cm3/g)

Ref.

Cattle bones

Temp-600 °C, Rate of heating-10 °C/min, residence time-2 h, pyrolyzed in a rectangular furnace

50.4

0.305

40

Cattle bones

Temp-600 °C, Rate of heating-10 °C/min, residence time-1 h, pyrolyzed in rectangular muffle furnace

57.9

0.293

40

Cattle bones

A commercial BC was utilized in this study and was fixed by calcining cattle bones by the APELSA company, Mexico.

75

0.22

41

Sheep bones

Temp-900 °C, Rate of heating-10 °C/min, residence time-2 h, pyrolyzed in a rectangular furnace

38

0.16

42

Cattle bones

Temp-450 °C, Rate of heating-10 °C/min, residence time-4.5 h, pyrolyzed in a rectangular furnace

61.15

0.69

This work

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