Spirocyclic Building Blocks

Oxaaza Spiro Compounds

Indole Derivatives

Pyrimidoindole Derivatives

Azaindole Derivatives

Indolinone Derivatives

Spiro Indolinones

Indole Carboxylic Acids

Pyridoindole Derivatives

Indoline Derivatives

Spiro Indoline Derivatives

Spiro Indole Derivatives

Pyrrolopyridine Derivatives

Indole Carboxylate Esters

Carbazole Derivatives

Indole Hydrazides

Indoline Derivatives

Quinoline Derivatives

Tetrahydroquinoline Derivatives

Dihydroquinolinone Derivatives

Thiazinoquinoline Derivatives

Quinoline Carboxylic Acid Derivatives

Quinoline Carbaldehydes

Dihydroquinoline Derivatives

Quinolinone Derivatives

Imidazoquinoline Derivatives

Imidazole Derivatives

Pyrroloimidazole Derivatives

Imidazothiazole Derivatives

Imidazoline Derivatives

Imidazole Carboxylic Acids

Nitroimidazole Derivatives

Triazole Derivatives

Pyrrolotriazole Derivatives

Benzotriazole Derivatives

Triazolopyridine Derivatives

Triazole Carboxylic Acids

Triazolopyrimidine Derivatives

Triazolopyrazines

Azetidine Derivatives

Substituted Azetidine Derivatives

Pyrrolidine Derivatives

Hexahydrocyclopenta[c]pyrrole Derivatives

Fluorinated Pyrrolidines

Pyridine Derivatives

Deuterated Pyridine Derivatives

Pyranopyridine Derivatives

Tetrahydropyridine Derivatives

Hydrazinyl Pyridine Derivatives

Pyridinone Derivatives

Pyridine Carbaldehydes

Pyridine Carboxamide Derivatives

Tetrazolopyridine Derivatives

Hydrazone Derivatives

Hydrazide Derivatives

Cyclopentapyridine Derivatives

Pyridone Derivatives

Pyridine Sulfonamides

Pyridine Carboxylic Acids

Substituted Chloropyridines

Nitro Pyridine Derivatives

Substituted Pyridines

Pyridine Carboxylic Acid Derivatives

Halogenated Pyridine Derivatives

Piperazine Derivatives

Piperazinone Derivatives

Pyrimidine Derivatives

Deuterated Pyrimidine Derivatives

Isothiazolopyrimidine Derivatives

Barbiturate Derivatives

Pyrimidine Carboxylic Acid Derivatives

Pyrrolopyrimidine Derivatives

Pyridopyrimidine Derivatives

Indazole Derivatives

Isoquinoline Derivatives

Tetrahydroisoquinoline Derivatives

Dihydroisoquinoline Derivatives

Triazoloisoquinoline Derivatives

Decahydroisoquinoline Derivatives

Spiro Isoquinolines

Spiro Isoquinoline Derivatives

Pyrrole Derivatives

Tetrahydrocyclopentapyrrole Derivatives

Pyrrole Carboxylic Acid Derivatives

Pyrrolopyridine Derivatives

Pyrrolopyrimidine Derivatives

Thienopyrrole Derivatives

Pyrrolotriazine Derivatives

Pyrrolone Derivatives

Pyrrolidine Derivatives

Quinuclidine Derivatives

Pyrrolopyridine Derivatives

Spirocyclic Pyrrolopyridines

Isoindoline Derivatives

Isoindolinone Derivatives

Naphthyridine Derivatives

Spiro Naphthyridines

Imidazopyrazine Derivatives

Carbazole Derivatives

Tetrazole Derivatives

Benzofuran Derivatives

Benzodifuran Derivatives

Phthalide Derivatives

Dihydrobenzofuran Derivatives

Benzofuran Carboxylic Acid Derivatives

Isobenzofuran Derivatives

Spiro Benzofuran Derivatives

Tetrahydrobenzofuran Derivatives

Pyrazolopyrazine Derivatives

Pyrazine Derivatives

Pyrazinopyrazine Derivatives

Pyrrolopyrazine Derivatives

Isothiazolopyrazine Derivatives

Deuterated Pyrazine Derivatives

Thiazolopyrazine Derivatives

Imidazopyrazine Derivatives

Pyrrolopyrazinone Derivatives

Pyrazolo-pyrazine Derivatives

Triazolopyrazine Derivatives

Pyridopyrazine Derivatives

Pyrrolizine Derivatives

Morpholine Derivatives

Azepine Derivatives

Benzazepinone Derivatives

Benzazepines

Pyrimidoazepine Derivatives

Oxazepane Derivatives

Cinnoline Derivatives

Benzodioxine Derivatives

Phenanthrene Derivatives

Quinoxaline Derivatives

Pyrroloquinoxaline Derivatives

Tetrahydroquinoxaline Derivatives

Pyridopyrazine Derivatives

Phthalazinone Derivatives

Pyrrolopyrimidine Derivatives

Quinazoline Derivatives

Triazoloquinazoline Derivatives

Spiro Quinazolinones

Pyrrolotriazine Derivatives

Oxazole Derivatives

Oxazolopyridine Derivatives

Fused Oxazole Derivatives

Indenooxazole Derivatives

Oxazoline Derivatives

Thiophene Derivatives

Benzothiophene Derivatives

Benzothiophene Carbaldehydes Tetrahydrobenzothiophene Derivatives Benzothiophene Carboxylic Acids Hydrazide Derivatives

Deuterated Thiophene Derivatives

Thienopyran Derivatives

Thiophene Carbaldehydes

Thiochromanone Derivatives

Thiochroman Derivatives

Thienopyridine Derivatives

Thiophene Carboxylic Acids

Oxime Derivatives

Oxadiazole Derivatives

Purine Derivatives

Imidazopyridazine Derivatives

Imidazothiazole Derivatives

Pyridazinone Derivatives

Acridine Derivatives

Dioxane Derivatives

Pyridopyrimidine Derivatives

Phthalimide Derivatives

Triazine Derivatives

Pyrrolotriazine Derivatives

Thiazolopyrimidine Derivatives

Coumarin Derivatives

Isoxazole Derivatives

Benzisoxazole Derivatives

Isoxazolopyridine Derivatives

Isoxazole Carbaldehydes

Isoxazolidine Derivatives

Triazolopyrazine Derivatives

Thiopyran Derivatives

Thienothiopyran Derivatives

Thietane Derivatives

Thiomorpholine Derivatives

Bridged Bicyclic Heterocycles

3,6-Diazabicyclo[3.1.0]hexane Derivatives

Thienopyridine Derivatives

Pteridine Derivatives

Thiazolopyridine Derivatives

Tetrahydrothiazolopyridine Derivatives

Thienopyrimidine Derivatives

Phenothiazine Derivatives

Benzoxazine Derivatives

Triazolopyridine Derivatives

Pyridooxazine Derivatives

Thienoxazine Derivatives

Isoindole Derivatives

Spiro Isoindolinones

Pyridazine Derivatives

Deuterated Pyridazine Derivatives

Pyridazinone Derivatives

Flavone Derivatives

Thiazine Derivatives

Thiadiazinane Derivatives

Maleimide Derivatives

Tetrazine Derivatives

Phenanthridine Derivatives

Benzisothiazole Derivatives

Oxazolidinone Derivatives

Benzoxaborole Derivatives

Benzothiazepine Derivatives

Azocane Derivatives

Triazolopyridazine Derivatives

Isothiazolopyridine Derivatives

Isothiazole Derivatives

Hydantoin Derivatives

Thiohydantoin Derivatives

Oxazepane Derivatives

Benzoxepin Derivatives

Diazepane Derivatives

Dioxolane Derivatives

Thioxanthene Derivatives

Benzodiazepine Derivatives

Oxazolidine Derivatives

Oxazepine Derivatives

Azocine Derivatives

Triazolopyrimidine Derivatives

Imidazopyrimidine Derivatives

Indolizidine Derivatives

Phosphindole Derivatives

Pyrrolodipyridine Derivatives

Pyrazolothiazine Derivatives

Naphthalimide Derivatives

Indolizine Derivatives

Triazolotriazine Derivatives

Oxepane Derivatives

Benzoxazepine Derivatives

Indacene Derivatives

Pyrrolopyrrole Derivatives

Pyrrolopyridazine Derivatives

Dioxepine Derivatives

Benzodioxepin Derivatives

Pyrazolidine Derivatives

Lactams

Oxathiazolidine Derivatives

Imidazolidine Derivatives

Benzimidazothiazole Derivatives

Cyclobutene Derivatives

Thiazolidinone Derivatives

Quinolizine Derivatives

Thiazoline Derivatives

Triazolooxazine Derivatives

Pyrazolo-triazine Derivatives

Imidazotriazine Derivatives

Pyrazinoxazines

Pyrazolo-pyrazine Derivatives

Oxazinane Derivatives

Diazepine Derivatives

Triazolodiazepine Derivatives

Pyrazolo-diazepine Derivatives

Pyrimido-Diazepine Derivatives

Fused Bicyclic Intermediates

Indane Derivatives

Pyrrolopyrrole Derivatives

Pyrazolopyridines

Thienopyrazine Derivatives

Pyridone Derivatives

Benzothiazine Derivatives

Dioxazole Derivatives

Spirocyclic Intermediates

Spirocylic Intermediates

Oxazine Derivatives

Spirocylic Building Blocks

Spirocyclic Dithiolane Carboxylic Acids

Oxaspiro Compounds

Triazolooxazines

Cyclopropane Derivatives

Cyclopropylamine Derivatives

Organophosphorus Heterocycles

Thiazolidine Derivatives

Thiazepane Derivatives

Pyrrolopyrazine Derivatives

Nitrogen-Containing Polycyclic Heterocycles

Pyrroline Derivatives

Imidazoline Derivatives

Thiosemicarbazone Derivatives

Spirocyclic Heterocycles

Azaspiro Compounds

Triaza Spiro Compounds

Diazaspiro Compounds

Oxaspiro Compounds

Spiro Chroman-Piperidine Derivatives

Oxa-Aza Spiro Compounds

Spiro Piperidine Derivatives

Oxaaza Spiro Compounds

Aza-Thia Spiro Compounds

Thia-Aza Spiro Compounds

Dithia-Aza Spiro Compounds

Pyrazolooxazines

Spiro Piperidines

Spirocylic Heterocycles

Diazaspiro Compounds

Triazaspiro Compounds

Spiro Chroman-Piperidine Derivatives

Oxaspiro Compounds

Spiro Diones

Thiadiazaspiro Compounds

Aza Spirocyclic Compounds

Azaspiro Compounds

Triaza Spiro Compounds

Oxaspiro Alcohols

Oxa-Aza Spiro Compounds

Oxaaza Spiro Compounds

1,4-Dioxaspiro Compounds

Thia-Diaza Spiro Compounds

Thiaaza Spiro Compounds

Aza-Thia Spiro Compounds

Thia-Aza Spiro Compounds

Spiro Piperidine-Quinoline Derivatives

Spiro Indole Derivatives

Oxa-Thia-Aza Spiro Compounds

Dioxaspiro Compounds

Diaza-Spiro Diones

Spirocylic Amines

Spirocylic Lactams

Spiro Lactams

Oxaspiro Compounds

Spirocyclic Lactams

Spirocylic Dicarboxylates

Spirocyclic Amines

Spiro Pyrrolopyridinones

Sulfur-Containing Heterocycles

Fluorinated Sultones

Thiopyran Derivatives

Thiochromanone Derivatives

Thiazocine Derivatives

Thiomorpholine Derivatives

Thiazole Derivatives

Thiazolidine Derivatives Thiazolopyridine Derivatives

Thiadiazepine Derivatives

Thiazolidine Derivatives

Thiadiazole Derivatives

Thienopyridine Derivatives

Isothiazole Derivatives

Triazole Derivatives

Thienopyrimidine Derivatives

Dibenzofuran Derivatives

Imidazolidinone Derivatives

Spiro cyclic Building Blocks

Azaspiro Compounds

Diaza Spiro Compounds

Diazaspiro Compounds

Dithia-Aza Spiro Compounds

Spirocyclic Heterocycles

Oxa spiro Compounds

Oxaspiro Alcohols

Oxaspiro Compounds

Oxaaza Spiro Compounds

Spiro cyclic Heterocycles

Azaspiro Compounds

Oxaaza Spiro Compounds

Diazaspiro Compounds

Oxaspiro Compounds

Oxa spiro Compounds

Triaza Spiro Compounds

Hydrazide Derivatives

Hydrazine Derivatives

Imidazoquinoline Derivatives

Indene Derivatives

Pyrroloimidazole Derivatives

Diazocane Derivatives

Benzodioxin Derivatives

Benzodioxepine Derivatives

Imidazodiazepine Derivatives

Benzodioxane Derivatives

Pyrazolo-pyrimidine Derivatives

Cyclopentane Derivatives

Pyrazolo-thiazole Derivatives

Pyrazolo-pyridazine Derivatives

Pyrano-pyrrole Derivatives

Thioether Derivatives

Triazoloquinoxaline Derivatives

Spiro cyclic Intermediates

Spirochromene Derivatives

Oxaaza Spiro Compounds

Azaspiro Compounds

Oxaspiro Compounds

Diaza Spiro Compounds

Diazaspiro Compounds

Imidazothienopyrimidine Derivatives

Isochroman Derivatives

Pyrrolooxazine Derivatives

Fused Heterocycles

Pyrrolopyrazine Derivatives

Pyrrolopyridine Derivatives

Triazolopyridine Derivatives

Pyrazolo-pyrazine Derivatives

Triaza-Azulene Derivatives

Fluorinated Pharmaceutical Intermediates

Oxadiazepane Derivatives

Purines

Indane Derivatives

Indanone Derivatives

Azepane Derivatives

Nitro Aromatic Derivatives

Indazole Derivatives

Pidine Derivatives

Pyrazolo pyridine Derivatives

Pyrimidinone Derivatives

Benzamide Derivatives

Triazolopyrazines

Benzisoxazole Derivatives

Amino Acid Derivatives

Fused Bicyclic Heterocycles

Imidazopyridine Derivatives

Naphthyridine Derivatives

Pyrrolopyridine Derivatives

Imidazopyridazine Derivatives

Triazolopyridine Derivatives

Isoquinoline Derivatives

Tetrahydroisoquinoline Derivatives

Pyridine Derivatives

Quinazoline Derivatives

Pyrimidine Derivatives

Pyrrolopyrimidine Derivatives

Indazole Derivatives

Benzoxazinone Derivatives

Pyrazolo Pyrimidines

Quinoxaline Derivatives

Pyrazolo-pyrimidine Derivatives

Benzimidazole Derivatives

Oxygen-Containing Heterocycles

Pyran Derivatives

Quinoline Derivatives

Phthalimide Derivatives

Pyrrolo pyridine Derivatives

Pyrazolo-pyridine Derivatives

Pyrrolopyrimidine Derivatives

Triazolo-pyrimidine Derivatives

Pyridooxazine Derivatives

Pyrrolopyrazole Derivatives

Imidazopyrazine Derivatives

Pyridopyrimidine Derivatives

Thienothiopyran Derivatives

Benzoxazine Derivatives

Pyrroloimidazole Derivatives

Aromatic Aldehydes

Oxygen-Containing Heterocycles

Dioxolane Derivatives

Pyrrole Derivatives

Xanthone Derivatives

Morpholine Derivatives

Furan Derivatives

Benzodioxepine Derivatives

Pidecine Derivatives

REAGENT

4-azaspiro[2·3]hexane hemioxalate

95%

CAS:1980048-81-4

Formula:₂C₅H₉NC₂H₂O₄

MW:256 g/mol

฿91,960.00

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REAGENT

4-Azaspiro[2.4]heptane hemioxalate

95%

CAS:95442-76-5

Formula:₂C₆H₁₁NC₂H₂O₄

MW:284 g/mol

฿4,986.00

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REAGENT

4-amino-5-cyano-2-mercapto-3-azaspiro[5.5]undeca-1,4-diene-1-carboxamide

95%

CAS:885460-90-2

Formula:C₁₂H₁₆N₄OS

MW:264.35 g/mol

฿58,329.00

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REAGENT

4-(phenylsulfonyl)-1-oxa-4,8-diazaspiro[4.5]decane

95%

CAS:1170830-83-7

Formula:C₁₃H₁₈N₂O₃S

MW:282.36 g/mol

฿59,090.00

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REAGENT

4-(furan-2-ylmethyl)-1,7$l^6-dithia-4-azaspiro[4.4]nonane-3,7,7-trione

95%

CAS:879641-80-2

฿77,139.00

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REAGENT

4,7-DIAZASPIRO[2.5]OCTAN-5-ONE HYDROCHLORIDE

95%

CAS:1199794-52-9

Formula:C₆H₁₁ClN₂O

MW:162 g/mol

฿121,720.00

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REAGENT

4-(2-Amino-thiazol-4-yl)-1-oxa-spiro[4.5]decan-2-one

95%

CAS:137180-65-5

Formula:C₁₂H₁₆N₂O₂S

MW:252 g/mol

฿45,234.00

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REAGENT

4-(4-fluorophenyl)-1,7$l^6-dithia-4-azaspiro[4.4]nonane-3,7,7-trione

95%

CAS:880450-15-7

Formula:C₁₂H₁₂FNO₃S₂

MW:301.36 g/mol

฿112,380.00

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REAGENT

4-(2-phenylethyl)-1,7$l^6-dithia-4-azaspiro[4.4]nonane-3,7,7-trione

95%

CAS:879642-03-2

฿95,380.00

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REAGENT

4,7-Diaza-spiro[2.5]octane oxalate

95%

CAS:1389264-25-8

Formula:C₈H₁₄N₂O₄

MW:202.21 g/mol

฿10,521.00

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