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CAS 2186-92-7
1-(Dimethoxymethyl)-4-methoxybenzene1-(dimethoxymethyl)-4-methoxybenzene
Codes: (VII)101438-69-a, (IX)140605-15-a, (III)140605-17-a, LUBI-050
Application context (from source-drug indications)
Breast cancerPaclitaxel/Encequidar mesylateAdenocarcinomaPaclitaxel/Encequidar mesylateAngiosarcomaPaclitaxel/Encequidar mesylateSolid tumourPaclitaxel/Encequidar mesylateBladder cancerDocetaxel polymeric micelle (Samyang Biopharmaceuticals)Head and neck cancerDocetaxel polymeric micelle (Samyang Biopharmaceuticals)Head and neck squamous cell carcinomaDocetaxel polymeric micelle (Samyang Biopharmaceuticals)Solid tumourDocetaxel polymeric micelle (Samyang Biopharmaceuticals)ConstipationLubiprostoneOpioid-induced constipationLubiprostoneChronic idiopathic constipationLubiprostoneDrug-related adverse effects and reactionsLubiprostoneNon-alcoholic steatohepatitisLubiprostonePeritoneal cancerLubiprostonePancreatic cancerPaclitaxelNon-small cell lung cancerPaclitaxelHodgkin's diseasePaclitaxelSeminomaPaclitaxelOvarian cancerPaclitaxelBreast cancerPaclitaxelNon-small cell lung cancerDocetaxel （Beihai）Prostate cancerDocetaxel （Beihai）Castration-resistant prostate cancerDocetaxel （Beihai）Breast cancerDocetaxel （Beihai）Head and neck cancerDocetaxel （Beihai）Head and neck squamous cell carcinomaDocetaxel （Beihai）
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Paclitaxel/Encequidar mesylate | Tier C — Watch / trade | - |
| Docetaxel polymeric micelle (Samyang Biopharmaceuticals) | Tier C — Watch / trade | - |
| Lubiprostone | Tier C — Watch / trade | - |
| Paclitaxel | Tier B — Position early | - |
| Docetaxel （Beihai） | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
Cinnamal→(2S,3S)-3-Amino-2-hydroxy-3-phenylpropanamide→Methyl (2S,3S)-3-amino-2-hydroxy-3-phenylpropanoate→alpha-Chlorobenzaldehyde→(4S,5R)-3-Benzoyl-2-[(4-methoxyphenyl)methyl]-4-phenyl-1,3-oxazolidine-5-carboxylic acid→Methyl (2S,3S)-3-benzamido-2-hydroxy-3-phenylpropanoate→Methyl (2R,3S)-2-hydroxy-3-phenyl-3-(phenylformamido)propanoate→1-(Dimethoxymethyl)-4-methoxybenzene→Methyl (4S,5R)-3-benzoyl-2-[(4-methoxyphenyl)methyl]-4-phenyl-1,3-oxazolidine-5-carboxylate→(2R,3S)-3-Amino-2-hydroxy-3-phenylpropanoic acid hydrochloride→(2R,3S)-3-Phenylisoserine methyl ester
(S)-(+)-2-Phenylglycine→tert-Butyl [(1S)-2-hydroxy-1-phenylethyl]carbamate→tert-Butyl [(1S)-2-cyano-2-hydroxy-1-phenylethyl]carbamate→Methyl (3S)-3-amino-2-hydroxy-3-phenylpropanoate hydrogen chloride (1/1)→Phosgene→Bis(1,1-dimethylethyl) dicarbonoate→3-tert-Butyl 5-methyl (4S,5R)-2-oxo-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate→3(S)-(tert-Butoxycarbonylamino)-2(R)-hydroxy-3-phenylpropionic acid methyl ester→1-(Dimethoxymethyl)-4-methoxybenzene→(X)140605-15-a→(2R,4S,5R)-3-(tert-Butoxycarbonyl)-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid
(2R,3S)-3-Amino-2-hydroxy-3-phenylpropanoic acid methyl ester hydrochloride→(2R,3S)-2-Hydroxy-3-phenyl-3-[[(prop-2-en-1-yloxy)carbonyl]amino]propanoic acid methyl ester→1-(Dimethoxymethyl)-4-methoxybenzene→(2R,4S,5R)-2-(4-Methoxyphenyl)-4-phenyl-1,3-oxazolidine-3,5-dicarboxylic acid 5-methyl 3-prop-2-en-1-yl ester→(2R,4S,5R)-2-(4-Methoxyphenyl)-4-phenyl-3-[(prop-2-en-1-yloxy)carbonyl]-1,3-oxazolidine-5-carboxylic acid→(VI)140605-17-a→(2alpha,5beta,7beta,10beta,13alpha)-4-(Acetyloxy)-1,7,10,13-tetrahydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate→(VIII)140605-17-a→(IX)140605-17-a→(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4-(Acetyloxy)-15-[[(2R,3S)-3-amino-2-hydroxy-3-phenylpropanoyl]oxy]-1,9,12-trihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.0(3,10).0(4,7)]heptadec-13-en-2-yl benzoate→Bis(1,1-dimethylethyl) dicarbonoate
dimethyl (3,3-difluoro-2-oxoheptyl)phosphonate→(5-carboxypentyl)triphenylphosphonium bromide→(3aR,4S,5R,6aS)-5-hydroxy-4-(hydroxymethyl)hexahydro-2H-cyclopenta[b]furan-2-one→benzyl (Z)-7-((1R,2S,3R,5S)-5-hydroxy-2-(hydroxymethyl)-3-((4-methoxybenzyl)oxy)cyclopentyl)hept-5-enoate→benzyl (Z)-7-((1R,2R,3R)-2-((E)-4,4-difluoro-3-oxooct-1-en-1-yl)-3-((4-methoxybenzyl)oxy)-5-oxocyclopentyl)hept-5-enoate→(3aR,4S,5R,6aS)-4-(hydroxymethyl)-2-oxohexahydro-2H-cyclopenta[b]furan-5-yl benzoate→1-(dimethoxymethyl)-4-methoxybenzene→(4aS,4bR,7aS,8aR)-2-(4-methoxyphenyl)hexahydrofuro[3',2':3,4]cyclopenta[1,2-d][1,3]dioxin-6(4H)-one→(3aR,4S,5R,6aS)-4-(hydroxymethyl)-5-((4-methoxybenzyl)oxy)hexahydro-2H-cyclopenta[b]furan-2-ol→(Z)-7-((1R,2S,3R,5S)-5-hydroxy-2-(hydroxymethyl)-3-((4-methoxybenzyl)oxy)cyclopentyl)hept-5-enoic acid→benzyl (Z)-7-((1R,2R,3R)-2-formyl-3-((4-methoxybenzyl)oxy)-5-oxocyclopentyl)hept-5-enoate
Cinnamal→(2S,3S)-3-Amino-2-hydroxy-3-phenylpropanamide→Methyl (2S,3S)-3-amino-2-hydroxy-3-phenylpropanoate→alpha-Chlorobenzaldehyde→(4S,5R)-3-Benzoyl-2-[(4-methoxyphenyl)methyl]-4-phenyl-1,3-oxazolidine-5-carboxylic acid→Methyl (2S,3S)-3-benzamido-2-hydroxy-3-phenylpropanoate→Methyl (2R,3S)-2-hydroxy-3-phenyl-3-(phenylformamido)propanoate→1-(Dimethoxymethyl)-4-methoxybenzene→Methyl (4S,5R)-3-benzoyl-2-[(4-methoxyphenyl)methyl]-4-phenyl-1,3-oxazolidine-5-carboxylate→(2R,3S)-3-Amino-2-hydroxy-3-phenylpropanoic acid hydrochloride→(2R,3S)-3-Phenylisoserine methyl ester
(S)-(+)-2-Phenylglycine→tert-Butyl [(1S)-2-hydroxy-1-phenylethyl]carbamate→tert-Butyl [(1S)-2-cyano-2-hydroxy-1-phenylethyl]carbamate→Methyl (3S)-3-amino-2-hydroxy-3-phenylpropanoate hydrogen chloride (1/1)→Carbon oxychloride→Bis(1,1-dimethylethyl) dicarbonoate→3-tert-Butyl 5-methyl (4S,5R)-2-oxo-4-phenyl-1,3-oxazolidine-3,5-dicarboxylate→3(S)-(tert-Butoxycarbonylamino)-2(R)-hydroxy-3-phenylpropionic acid methyl ester→1-(Dimethoxymethyl)-4-methoxybenzene→(X)140605-15-a→(2R,4S,5R)-3-(tert-Butoxycarbonyl)-2-(4-methoxyphenyl)-4-phenyl-1,3-oxazolidine-5-carboxylic acid
(2R,3S)-3-Amino-2-hydroxy-3-phenylpropanoic acid methyl ester hydrochloride→(2R,3S)-2-Hydroxy-3-phenyl-3-[[(prop-2-en-1-yloxy)carbonyl]amino]propanoic acid methyl ester→1-(Dimethoxymethyl)-4-methoxybenzene→(2R,4S,5R)-2-(4-Methoxyphenyl)-4-phenyl-1,3-oxazolidine-3,5-dicarboxylic acid 5-methyl 3-prop-2-en-1-yl ester→(2R,4S,5R)-2-(4-Methoxyphenyl)-4-phenyl-3-[(prop-2-en-1-yloxy)carbonyl]-1,3-oxazolidine-5-carboxylic acid→(VI)140605-17-a→(2alpha,5beta,7beta,10beta,13alpha)-4-(Acetyloxy)-1,7,10,13-tetrahydroxy-9-oxo-5,20-epoxytax-11-en-2-yl benzoate→(VIII)140605-17-a→(IX)140605-17-a→(1S,2S,3R,4S,7R,9S,10S,12R,15S)-4-(Acetyloxy)-15-[[(2R,3S)-3-amino-2-hydroxy-3-phenylpropanoyl]oxy]-1,9,12-trihydroxy-10,14,17,17-tetramethyl-11-oxo-6-oxatetracyclo[11.3.1.0(3,10).0(4,7)]heptadec-13-en-2-yl benzoate→Bis(1,1-dimethylethyl) dicarbonoate
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