BUTYL PHENOLS

ORTHO TERTIARY BUTYL PHENOL (OTBP), CAS 88-18-6

OTBP is a highly pure colourless liquid product that is used as an intermediate to make perfume ingredients as well as synthetic oil resins.

Industry Application Relevance
Perfumery

OTBP is used as an intermediate to perfumery ingredients like ortho tertiary butyl cyclo hexanol and ortho tertiary butyl cyclo hexyl acetate that are used in fragrances to impart certain notes to perfumes.

Resins

OTBP is used as a raw material to make synthetic oil based resins

Agrochemicals

OTBP is used as a raw material to make insecticides

PARA TERTIARY BUTYL PHENOL (PTBP), CAS 98-54-4

PTBP is an alkylated phenol obtained by reacting high purity isobutylene with phenol. PTBP is a white to pale yellow solid usually sold in the form of flakes to chemical manufacturers. The product is used as an intermediate in a range of industries.

Industry Application Relevance
Perfumery

PTBP is used as an intermediate to perfumery ingredients like para tertiary butyl cyclo hexanol and para tertiary butyl cyclo hexyl acetate that are used in fragrances to impart certain notes to perfumes.

Resins

PTBP is used to make alkylphenol formaldehyde resins that find applications in industries such as inks,. adhesives, wire enamels, insulating varnishes, wood laminates, etc.

Polycarbonate

PTBP is used as a molecular weight modifier in the manufacturing of the widely used product polycarbonate.

2,4-DI TERTIARY BUTYL PHENOL (2,4-DTBP), CAS 96-76-4

2,4-DTBP is a high volume di butyl phenol that is produced by reacting excess isobutylene with phenol. This product is used as a raw material intermediate to make antioxidants, insecticides. This product can also be directly used as antioxidants in certain fuels.

Industry Application Relevance
Plastic Additives

2,4- DTBP is used as a raw material to manufacture a host of phosphite, thio or aminic products that act as secondary antioxidants in plastics.

2,4-DTBP are also used to make UV stabilizers for plastics

Antioxidant

2,4-DTBP can be directly added as an antioxidant to certain fuels

Dyestuff

2,4-DTBP is used as a raw material to make intermediates like 5-amino-2,4-di tertiary butyl phenol that is used in manufacturing dyes.

2,6-DI TERTIARY BUTYL PHENOL (2,6-DTBP), CAS 128-39-2

Among all butyl phenols, 2,6-DTBP is a product that is the most widely used globally. This product finds application in various industries like plastic, fuels, dyes, etc.

Industry Application Relevance
Plastic Additives

2,6- DTBP is used as a raw material to manufacture a host of phenolic antioxidants that act as primary antioxidants in plastics.

Aminic derivatives of 2,6-DTBP are also used to make UV stabilizers for plastics

Antioxidant

2,6-DTBP can be directly added as an antioxidant to gasoline, lubricant oils and jet fuels. This product is listed as one of the 6 approved antioxidants in jet fuels.