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Table 3 Some main details about diols

From: Microbial production of short chain diols

Diols

Boiling point

Applications

Price $/ton

Cost* $/ton

1,3-propanediol

210-211°C

a building block of polymers; antifreeze in wood paint.

1500-1600

774

1,2-propanediol

188.2°C

unsaturated polyester resins; used in the oil dispersant; environmentally friendly automotive antifreeze;

900-1400

774

2,3-butanediol

183-184°C

ingredients of methylethylketone; a precursor of chiral carriers of drug; a flavouring agent

1000-5000

1300

1,4-butanediol

228°C

elastic fibers and polyurethanes; a recreational drug; the synthesis of γ-butyrolacton

2200-2500

-

1,3-butanediol

207.5°C

a humectant and softener; a material for liquid crystals

4000-5000

-

  1. *Cost represents the estimated price which is calculated according to the direct cost of the substrate (glucose).