Collection: Heterocyclic Building Blocks
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189333-18-4 | Benzyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate
![CAS 189333-18-4 | Benzyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate | MFCD26743504](//hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10184_61bbce68-c21b-4423-ba64-95f6153b98f0.jpg?v=1753786584&width=2400)
189333-18-4 | Benzyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate
- Regular price
- $1,598.00 - $2,557.00
- Sale price
- $1,598.00 - $2,557.00
- Regular price
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1206969-60-9 | 2-(4-Methoxyphenyl)-1-(2,7-diazaspiro[3.5]nonan-7-yl)ethan-1-one
![CAS 1206969-60-9 | 2-(4-Methoxyphenyl)-1-(2,7-diazaspiro[3.5]nonan-7-yl)ethan-1-one | MFCD14585436](//hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10180_5e5184d6-af8a-44bd-b2cb-3ada2a621942.jpg?v=1753786594&width=2400)
1206969-60-9 | 2-(4-Methoxyphenyl)-1-(2,7-diazaspiro[3.5]nonan-7-yl)ethan-1-one
- Regular price
- $1,693.00 - $2,709.00
- Sale price
- $1,693.00 - $2,709.00
- Regular price
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1334784-96-1 | tert-Butyl 7-(2-(4-methoxyphenyl)acetyl)-2,7-diazaspiro[3.5]nonane-2-carboxylate
![CAS 1334784-96-1 | tert-Butyl 7-(2-(4-methoxyphenyl)acetyl)-2,7-diazaspiro[3.5]nonane-2-carboxylate](//hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10179_51dc57a1-34f7-4fc8-a30d-6c32e8052805.jpg?v=1753786596&width=2400)
1334784-96-1 | tert-Butyl 7-(2-(4-methoxyphenyl)acetyl)-2,7-diazaspiro[3.5]nonane-2-carboxylate
- Regular price
- $1,593.00 - $3,186.00
- Sale price
- $1,593.00 - $3,186.00
- Regular price
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1312131-48-8 | tert-Butyl 4-(chloromethyl)-4-formylpiperidine-1-carboxylate
1312131-48-8 | tert-Butyl 4-(chloromethyl)-4-formylpiperidine-1-carboxylate
- Regular price
- $1,794.00 - $4,593.00
- Sale price
- $1,794.00 - $4,593.00
- Regular price
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1312131-45-5 | tert-Butyl 4-(chloromethyl)-4-(hydroxymethyl)piperidine-1-carboxylate
1312131-45-5 | tert-Butyl 4-(chloromethyl)-4-(hydroxymethyl)piperidine-1-carboxylate
- Regular price
- $1,597.00 - $2,555.00
- Sale price
- $1,597.00 - $2,555.00
- Regular price
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1314319-01-1 | 1-(tert-Butyl) 4-methyl 4-(chloromethyl)piperidine-1,4-dicarboxylate
1314319-01-1 | 1-(tert-Butyl) 4-methyl 4-(chloromethyl)piperidine-1,4-dicarboxylate
- Regular price
- $1,597.00 - $3,194.00
- Sale price
- $1,597.00 - $3,194.00
- Regular price
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1227456-96-3 | Benzyl 2,7-diazaspiro[3.5]nonane-7-carboxylate
![CAS 1227456-96-3 | Benzyl 2,7-diazaspiro[3.5]nonane-7-carboxylate | MFCD16660222](//hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10175_1066cf01-2930-496f-9190-7f0427b5d869.jpg?v=1753786605&width=2400)
1227456-96-3 | Benzyl 2,7-diazaspiro[3.5]nonane-7-carboxylate
- Regular price
- $1,997.00 - $3,994.00
- Sale price
- $1,997.00 - $3,994.00
- Regular price
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615568-23-5 | (2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-6-yl)methanol
![CAS 615568-23-5 | (2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-6-yl)methanol | MFCD17676883](//hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10174_8920c125-4209-47fe-9cae-444145b20c3d.jpg?v=1753786608&width=2400)
615568-23-5 | (2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-6-yl)methanol
- Regular price
- $2,693.00 - $4,309.00
- Sale price
- $2,693.00 - $4,309.00
- Regular price
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![CAS 189333-18-4 | Benzyl 9-oxo-3-azaspiro[5.5]undec-7-ene-3-carboxylate | MFCD26743504](http://hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10184_61bbce68-c21b-4423-ba64-95f6153b98f0.jpg?v=1753786584&width=2400)
![CAS 1206969-60-9 | 2-(4-Methoxyphenyl)-1-(2,7-diazaspiro[3.5]nonan-7-yl)ethan-1-one | MFCD14585436](http://hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10180_5e5184d6-af8a-44bd-b2cb-3ada2a621942.jpg?v=1753786594&width=2400)
![CAS 1334784-96-1 | tert-Butyl 7-(2-(4-methoxyphenyl)acetyl)-2,7-diazaspiro[3.5]nonane-2-carboxylate](http://hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10179_51dc57a1-34f7-4fc8-a30d-6c32e8052805.jpg?v=1753786596&width=2400)
![CAS 1227456-96-3 | Benzyl 2,7-diazaspiro[3.5]nonane-7-carboxylate | MFCD16660222](http://hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10175_1066cf01-2930-496f-9190-7f0427b5d869.jpg?v=1753786605&width=2400)
![CAS 615568-23-5 | (2,3-Dihydro-[1,4]dioxino[2,3-b]pyridin-6-yl)methanol | MFCD17676883](http://hoffmanchemicals.com/cdn/shop/files/Upscaled_Image_HFC10174_8920c125-4209-47fe-9cae-444145b20c3d.jpg?v=1753786608&width=2400)