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CAS 109-01-3
1-methylpiperazineN-Methylpiperazine1-Methylpiperazine
Codes: ERTU-039, NINT-010, Rifampicin-028, Conteltinib-008, (XII)955428-1-a
Application context (from source-drug indications)
Type 2 diabetesErtugliflozinMitral regurgitationErtugliflozinLeft ventricular dysfunctionErtugliflozinHeart failureErtugliflozinAtherosclerosisErtugliflozinInsulin resistanceErtugliflozinSystemic sclerosis-associated interstitial lung diseaseNintedanib EsylateIdiopathic pulmonary fibrosisNintedanib EsylateNon-small cell lung cancerNintedanib EsylatePulmonary fibrosisNintedanib EsylateInterstitial lung diseaseNintedanib EsylateHereditary haemorrhagic telangiectasiaNintedanib EsylateMycobacterium tuberculosis infectionEthambutol Hydrochloride/Rifampicin/IsoniazidMycobacterium tuberculosis infectionRifampicinMycobacterium leprae infectionRifampicinPulmonary tuberculosisRifampicinMeningococcal meningitisRifampicinCOVID-19RifampicinRespiratory viral infectionRifampicinNon-small cell lung cancerConteltinibSolid tumourConteltinibPancreatic cancerConteltinibPeripheral T-cell lymphomaGolidocitinibEB病毒感染GolidocitinibViral infectionGolidocitinibHistiocytosisGolidocitinib噬血细胞性淋巴组织细胞增多症GolidocitinibInterstitial lung diseaseGolidocitinib
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Ertugliflozin | Tier C — Watch / trade | - |
| Nintedanib Esylate | Tier B — Position early | - |
| Ethambutol Hydrochloride/Rifampicin/Isoniazid | Tier C — Watch / trade | - |
| Dextran/Calcium Chloride/Potassium Chloride/Sodium Chloride/Sodium lactate | Tier C — Watch / trade | - |
| Rifampicin | Tier C — Watch / trade | - |
| Conteltinib | Tier C — Watch / trade | - |
| Golidocitinib | 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.
(2R,3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-ol→(3R,4S,5R,6R)-3,4,5-tris(benzyloxy)-6-((benzyloxy)methyl)tetrahydro-2H-pyran-2-one→1-methylpiperazine→(2R,3S,4R,5R)-2,3,4,6-tetrakis(benzyloxy)-5-hydroxy-1-(4-methylpiperazin-1-yl)hexan-1-one→(2R,3S,4S)-2,3,4,6-tetrakis(benzyloxy)-1-(4-methylpiperazin-1-yl)hexane-1,5-dione→iodomethyl pivalate→(3S,4S,5R)-3,4,5-tris(benzyloxy)-2-((benzyloxy)methyl)-2-hydroxy-6-(4-methylpiperazin-1-yl)-6-oxohexyl pivalate→(2R,3S,4S)-2,3,4,6-tetrakis(benzyloxy)-5-hydroxy-5-(hydroxymethyl)-1-(4-methylpiperazin-1-yl)hexan-1-one→(2R,3S,4S)-2,3,4-tris(benzyloxy)-4-(4-((benzyloxy)methyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-1-(4-methylpiperazin-1-yl)butan-1-one oxalate→(2R,3S,4S)-2,3,4-tris(benzyloxy)-4-(4-((benzyloxy)methyl)-2,2-dimethyl-1,3-dioxolan-4-yl)-1-(4-methylpiperazin-1-yl)butan-1-one→2-((benzyloxy)(4-ethoxyphenyl)methyl)-4-bromo-1-chlorobenzene→(2R,3S,4S)-2,3,4-tris(benzyloxy)-1-(3-((benzyloxy)(4-ethoxyphenyl)methyl)-4-chlorophenyl)-4-(4-((benzyloxy)methyl)-2,2-dimethyl-1,3-dioxolan-4-yl)butan-1-one→(2S,3S,4R)-2,3,4-tris(benzyloxy)-1-((benzyloxy)methyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane→(1R,2S,3S,4R,5S)-1-(acetoxymethyl)-5-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,8-dioxabicyclo[3.2.1]octane-2,3,4-triyl triacetate
methyl 3-nitrobenzoate→methyl 2-chloroacetate→methyl 4-(2-methoxy-2-oxoethyl)-3-nitrobenzoate→methyl 2-oxo-1,3-dihydroindole-6-carboxylate →methyl 1-acetyl-2-oxoindoline-6-carboxylate→(trimethoxymethyl)benzene→(Z)-methyl 1-acetyl-3-(methoxy(phenyl)methylene)-2-oxoindoline-6-carboxylate→N-(4-aminophenyl)-2-(4-methylpiperazin-1-yl)acetamide→2-bromo-N-methyl-N-(4-nitrophenyl)acetamide→1-methylpiperazine→N-methyl-2-(4-methylpiperazin-1-yl)-N-(4-nitrophenyl)acetamide
methyl 2-oxo-1,3-dihydroindole-6-carboxylate →(trimethoxymethyl)benzene→N-(4-aminophenyl)-2-(4-methylpiperazin-1-yl)acetamide→1-methylpiperazine→4-chloro-3-nitrobenzoic acid→methyl 4-chloro-3-nitrobenzoate→dimethyl malonate→dimethyl 2-(4-(methoxycarbonyl)-2-nitrophenyl)malonate→2-chloroacetic anhydride→methyl 1-(2-chloroacetyl)-2-oxoindoline-6-carboxylate→(Z)-methyl 1-(2-chloroacetyl)-3-(methoxy(phenyl)methylene)-2-oxoindoline-6-carboxylate→(Z)-methyl 3-(methoxy(phenyl)methylene)-2-oxoindoline-6-carboxylate→ethanesulfonic acid→N-methyl-4-nitroaniline→2-chloroacetyl chloride→2-chloro-N-methyl-N-(4-nitrophenyl)acetamide
Ethambutol Hydrochloride/Rifampicin/IsoniazidOptimised routesteps: 4total yield: 14.02g(Rifampicin (FREE))
(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-2,15,17-Trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27,29-tetraoxo-8,30-dioxa-24-azatetracyclo[23.3.1.1(4,7).0(5,28)]triaconta-1(28),2,4,9,19,21,25-heptaen-13-yl acetate→N,N-Dihydroxymethyl-t-butylamine→2-Methylpropan-2-amine→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-3-tert-Butyl-6,7,19,21-tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-6,7,19,21-Tetrahydroxy-15-methoxy-3,8,10,16,18,20,22,26-octamethyl-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-6,7,19,21-Tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-3-[2-(morpholin-4-yl)ethyl]-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-3-(1-Ethylpiperidin-3-yl)-6,7,19,21-tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→4-Methylpiperazin-1-amine→N-Methylpiperazine
Dextran/Calcium Chloride/Potassium Chloride/Sodium Chloride/Sodium lactateOriginator routesteps: 11total yield: 685 g
6-aminopyrimidine-2,4(1H,3H)-dione→2-chloroacetaldehyde→7H-pyrrolo[2,3-d]pyrimidine-2,4-diol→6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine-2,4-diol→2,4-dichloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine→2,4-dichloro-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine→tert-butyl 4-oxopiperidine-1-carboxylate→1-methylpiperazine→tert-butyl 4-(4-methylpiperazin-1-yl)piperidine-1-carboxylate→1-methyl-4-(piperidin-4-yl)piperazine→4-fluoro-2-methoxy-1-nitrobenzene→1-(1-(3-methoxy-4-nitrophenyl)piperidin-4-yl)-4-methylpiperazine→2-methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)aniline→2-methoxyethan-1-ol→4-chloro-N-(2-methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)phenyl)-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-2-amine→2-amino-N-isopropylbenzenesulfonamide→N-isopropyl-2-((2-((2-methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)phenyl)amino)-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)benzenesulfonamide
(7S,9E,11S,12R,13S,14R,15R,16R,17S,18S,19E,21Z)-2,15,17-Trihydroxy-11-methoxy-3,7,12,14,16,18,22-heptamethyl-6,23,27,29-tetraoxo-8,30-dioxa-24-azatetracyclo[23.3.1.1(4,7).0(5,28)]triaconta-1(28),2,4,9,19,21,25-heptaen-13-yl acetate→N,N-Dihydroxymethyl-t-butylamine→2-Methylpropan-2-amine→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-3-tert-Butyl-6,7,19,21-tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-6,7,19,21-Tetrahydroxy-15-methoxy-3,8,10,16,18,20,22,26-octamethyl-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-6,7,19,21-Tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-3-[2-(morpholin-4-yl)ethyl]-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→(10S,13E,15S,16R,17S,18R,19R,20R,21S,22S,23E,25Z)-3-(1-Ethylpiperidin-3-yl)-6,7,19,21-tetrahydroxy-15-methoxy-8,10,16,18,20,22,26-heptamethyl-11,27-dioxo-3,4,10,11-tetrahydro-2H-10,5-(epoxypentadeca[1,11,13]trienoimino)furo[2',3':7,8]naphtho[2,1-e][1,3]oxazin-17-yl acetate→4-Methylpiperazin-1-amine→N-Methylpiperazine
6-aminopyrimidine-2,4(1H,3H)-dione→2-chloroacetaldehyde→7H-pyrrolo[2,3-d]pyrimidine-2,4-diol→6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine-2,4-diol→2,4-dichloro-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine→2,4-dichloro-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidine→tert-butyl 4-oxopiperidine-1-carboxylate→1-methylpiperazine→tert-butyl 4-(4-methylpiperazin-1-yl)piperidine-1-carboxylate→1-methyl-4-(piperidin-4-yl)piperazine→4-fluoro-2-methoxy-1-nitrobenzene→1-(1-(3-methoxy-4-nitrophenyl)piperidin-4-yl)-4-methylpiperazine→2-methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)aniline→2-methoxyethan-1-ol→4-chloro-N-(2-methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)phenyl)-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-2-amine→2-amino-N-isopropylbenzenesulfonamide→N-isopropyl-2-((2-((2-methoxy-4-(4-(4-methylpiperazin-1-yl)piperidin-1-yl)phenyl)amino)-7-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)benzenesulfonamide
7-Nitro-1H-indole→1-(4-Methylbenzene-1-sulfonyl)-7-nitro-1H-indole→3-Bromo-1-(4-methylbenzene-1-sulfonyl)-7-nitro-1H-indole→1-(4-Methylbenzene-1-sulfonyl)-7-nitro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole→2-Chloropyrimidin-4-yl chloride→3-(2-Chloro-4-pyrimidinyl)-N-tosyl-7-nitroindole→3-(2-Chloro-4-pyrimidinyl)-7-nitroindole→3-Methoxy-1-methyl-1H-pyrazol-4-amine hydrogen chloride (1/2)→N-(3-Methoxy-1-methyl-1H-pyrazol-4-yl)-4-(7-nitro-1H-indol-3-yl)pyrimidin-2-amine→3-[2-[(3-Methoxy-1-methyl-1H-pyrazol-4-yl)amino]pyrimidin-4-yl]-1H-indol-7-amine→(2R)-2-(4-Methylpiperazin-1-yl)propanoic acid hydrogen chloride (1/2)→1-Methylpiperazine→(2S)-2-Hydroxypropanoic acid
Intermediates available on this site
Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.
| Supplier | Product | Price band | MOQ | Lead time | Qualifications | Action |
|---|---|---|---|---|---|---|
| Unibest Taizhou GMP-like Site | 2-((benzyloxy)(4-ethoxyphenyl)methyl)-4-bromo-1-chlorobenzene Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | (2R, 3S.4S)-2, 3, 4-tris(benzyloxy)-4-((R)-4-((benzyloxy)meth yl)-2, 2-dimeth yl-1, 3- dioxolan-4-yl)-1-(4-methylDiDerazin-1-yl)butan-1-one Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Taizhou GMP-like Site | 2-Chloro-N-methyl-N-(4-nitrophenyl)acetamide Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | Trimethyl orthobenzoate Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Nantong cGMP Site | N-(4-Aminophenyl)-N-methyl-2-(4-methylpiperazin -1-yl)acetamide Pharmaceutical Intermediates | On request | On request | On request | — | |
| Unibest Taizhou GMP-like Site | Methyl 2-oxoindole-6-carboxylate Pharmaceutical Intermediates | On request | On request | On request | — | |
| Qualified Partner — East China API Works | (3E)-2,3-Dihydro-3-(methoxyphenylmethylene) -2-oxo-1H-indole-6- carboxylic acid methyl ester Pharmaceutical Intermediates | On request | On request | On request | — |
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