Inventor

PAUST JOACHIM

DE87 patents

⚠️ This page may combine multiple inventors who share the name “PAUST JOACHIM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PAUST JOACHIM

BASF AG

Preparation of astaxanthin novel intermediates therefor and the preparation thereof

Manufacture of symmetrical carotenoids

Preparation of astaxanthin

Preparation of ascorbic acid 2-phosphate and of 5, 6-isopropylideneascorbic acid and potassium magnesium l-ascorbate 2-phosphate as an advantageous salt of l-ascorbic acid 2- phosphate

Manufacture of canthaxanthin

Novel optically active chroman derivatives, their preparation and novel intermediates

Crystal modification of lipoic acid

Preparation of pure trans- and cis-4-Hydroxy-2,2,6-trimethylcyclohexan-1-one from isomerc mixtures

Preparation of R/S-γ-lipoic acid or R/S-α-lipoic acid

Preparation of pure potassium ribonate and ribonolactone

α-(o-chlorophenyl)-aminomethylene-β-formylaminopropionitrile

Use of organosulfur compounds for effecting a bathocromic shift in the UV/vis absorption bands of carotenoids

Preparation of β-carotene products with a high 9 (Z) content

Preparation of 9-(Z)-retinoic acid

Preparation of E,Z-butenedial bis(dialkyl acetals)

Preparation of β-hydroxycarboxylates

Continuous epimerization of sugars, in particular D-arabinose to D-ribose

Purification of salts of riboflavin 5&#39;-phosphate, in particular of monosodium riboflavin 5&#39;-phosphate

Epimerization of sugars, in particular of D-arabinose to D-ribose

2-Alkyl-2,4-diacyloxy-but-3-enals

Preparation of 2-alkyl-4,4-diacyloxybut-2-enals

3-Chloro-3-methyl-butane-1,4-dial-bis-acetals and 3-methyl-but-2-ene-1,4-dial-bis-acetals, a process for the preparation of these compounds and their use

Introduction of a carbonyl group into a cyclohexene ring

Preparation of 1,1,4,4-tetramethoxy-2-butene

Preparation of phosphonium salts

Preparation of phosphonium salts

Preparation of (6s)-6,8-dihydroxyoctanoic esters

Preparation of calcium L-ascorbate 2-phosphate

Preparation of R/S-γ-lipoic acid or R/S-α-lipoic acid

Preparation of potassium magnesium l-ascorbate 2-phosphate

Substituted hexatriene derivatives and their use in treating acne and psoriasis

Chroman derivatives and their preparation

Resolution of racemic pantolactone

Racemic and optically active 3-hydroxy-alpha-cyclocitral, its acetals and optically active 3-oxo-alpha-cyclocitral acetals, and their preparation

Process for the preparation of lipoic acid and dihydrolipoic acid

Method for producing lipoic acid and dihydrolipoic acid

Preparation of alkyl O,O-dialkyl-γ-phosphonotiglates

Preparation of zeaxanthin, intermediates for this preparation, and the preparation thereof

Preparation of polyene aldehydes

Manufacture of tocopherol

Separation of phosphoric acid from aqueous solutions of thiamine phosphates

Preparation of alkylesters of 0,0-dialkyl-4-phosphono-2-methyl-2-butenoic acid and alkyl esters of 4-halo-2-methyl-2-butenoic acid containing a high percentage of E isomers

Reduction of the phosphate content in waste water from the preparation of metal salts of ascorbic acid 2-monophosphate

Preparation of 13-(Z)-retinoic acid

Preparation of cyclic acetals of 3-formyl-2-butenyltriphenylphosphonium chloride

Preparation of canthaxanthin and astaxanthin

Cyclic 2-methyl-2,4-dialkoxy-3-buten-1-al-acetals, their preparation and use

Manufacture of echinenone

(unassigned)

Preparation of astaxanthin, novel intermediates therefor and the preparation thereof

VOGEL FRIEDRICH

Magnesium chloride or phosphonium halide derivatives of 3,7,11-trimethyl-dodeca-2,6(10)-diene(triene)-1-ol

Purification of salts of riboflavin 5'-phosphate, in particular of monosodium riboflavin 5'-phosphate