69371-84-2

Upstream product

• 69821-03-0 (S)-4-<2-(2,5-dimethoxy-3,4,6-trimethylphenyl)ethyl>-2,2,4-trimethyl-1,3-dioxorane 
• 1838-94-4 isoprene epoxide 
• 85148-23-8 3-(2,5-Dimethoxy-3,4,6-trimethyl-phenyl)-1-((S)-2-phenyl-hexahydro-pyrrolo[1,2-c]imidazol-3-yl)-propan-1-one 
• 85148-25-0 (S)-4-(2',5'-dimethoxy-3',4',6'-trimethylphenyl)-2-methyl-1,2-butanediol 
• 69371-83-1 (S)-(+)-5-(3,4-dihydroxy-3-methyl-1-butyl)-2,3,6-trimethylphenol 
• 85148-24-9 (S)-4-(2,5-dimethoxy-3,4,6-trimethylphenyl)-2-hydroxy-2-methylbutanal 
• 96203-90-6 (2R,3R)-4-(2',5'-dimethoxy-3',4',6'-trimethylphenyl)-2,3-epoxy-2-methylbutanol 
• 96203-92-8 (E)-4-(2,5-dimethoxy-3,4,6-trimethylcyclohexa-1,5-dienyl)-2-methylbut-2-en-1-ol 
• 73127-73-8 2,5-dimethoxy-3,4,6-trimethylphenylmagnesium bromide 

Downstream Products

• 69371-85-3 (S)-5-(3,4-dihydroxy-3-methyl-1-butyl)-2,3,6-trimethylhydroquinone 

Relevant academic research and scientific papers

AN EFFICIENT SYNTHESIS OF (S)-CHROMANMETHANOL, A VITAMIN E PRECURSOR

The (S)-chromanmethanol, a key intermediate for the synthesis of optically active α-tocopherol was synthesized by a reaction sequence which utilized the asymmetric epoxidation of the (E)-allylic alcohol to the (2R,3R)-epoxyalcohol in high enantiomeric exc

Synthesis of 6-hydroxychroman-2-methanol derivatives

A process for producing chroman, a compound of the formula, STR1 or an optically active compound thereof wherein R2, R3 and R4 are each a hydrogen atom or a C1 -C4 alkyl group, which comprises reactin

ASYMMETRIC SYNTHESIS OF A CHROMAN DERIVATIVE (VITAMIN E PRECURSOR)

Chromanmethanol 2, a chiral intermediate for the synthesis of α-tocopherol 1, is prepared from α-hydroxy aldehyde 5, which is obtained by an asymmetric synthesis in over 95percent ee.

Synthesis of (S)-(+)-6-hydroxy-2,5,7,8-tetramethylchroman-2-methanol and intermediates therein

A process if disclosed for producing (S)-(+)-6-hydroxy-2,4,7,8-tetramethylchroman-2-methanol from either alkyl(R)-2-benzyloxy-3-hydroxy-2-methyl-propionate or (S)-2,2,4-trimethyl-1,3-dioxolan-4-ethanol including intermediates in this synthesis.

Synthesis of optically active vitamin E

Synthesis of optically active vitamin E from 2-methyl-5-oxotetrahydro-2-furoic acid including intermediates in this synthesis.