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Heterocyclic Building Blocks
Tech Serve Solutions is a specialist supply partner for heterocyclic building blocks — high-purity material to USP, BP and EP specification, each lot documented with a Certificate of Analysis and shipped worldwide. Request any compound below by name or CAS number, or talk to our technical team about a specific grade.

CAS 86953-79-9

N-Boc-pyrrolidine
C9H17NO2
Heterocyclic Building BlocksCAS 484-11-7

Neocuproine
C14H12N2
Heterocyclic Building BlocksCAS 54-86-4

Nicotinic acid sodium salt
Heterocyclic Building Blocks
CAS 1261365-63-2
![Methyl 7-tosyl-7H-pyrrolo[2,3-d]pyrimidine-4-carboxylate — chemical structure, CAS 1261365-63-2; Heterocyclic Building Blocks, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F1261365-63-2.png&w=3840&q=75)
Methyl 7-tosyl-7H-pyrrolo[2,3-d]pyrimidine-4-carboxylate
Heterocyclic Building Blocks
CAS 51-12-7

Nialamide
C16H18N4O2
Heterocyclic Building BlocksCAS 1171919-99-5

N-(2-Formyl-3-methoxypyridin-4-yl)pivalamide
C12H16N2O3
Heterocyclic Building BlocksCAS 2051-97-0

N-Benzylpyrrole
C11H11N
Heterocyclic Building BlocksCAS 26892-90-0

4-Hydroxyquinoline-3-carboxylic acid ethyl ester
C12H11NO3
Heterocyclic Building BlocksCAS 1142192-30-0

N-(2-Bromo-5-hydroxypyridin-3-yl)pivalamide
C10H13BrN2O2
Heterocyclic Building BlocksCAS 23088-23-5

Methyl 6-quinoxalinecarboxylate
C10H8N2O2
Heterocyclic Building BlocksCAS 174539-67-4

N-Boc-indoline-7-carboxaldehyde
C14H17NO3
Heterocyclic Building BlocksCAS 93-60-7

Methyl nicotinate
C7H7NO2
Heterocyclic Building BlocksCAS 73286-71-2

N-Boc-2,3-dihydro-1H-pyrrole
Heterocyclic Building Blocks
CAS 553-53-7

Nicotinic hydrazide
C6H7N3O
Heterocyclic Building BlocksCAS 824429-53-0

N-(3-Dimethoxymethyl-pyridin-2-yl)-2,2-dimethyl-propionamide
Heterocyclic Building Blocks
CAS 654054-57-6

Neocuproine hydrate
C14H12N2 · xH2O
Heterocyclic Building BlocksCAS 116574-71-1

N-Boc-piperidine-3-methanol
C11H21NO3
Heterocyclic Building BlocksCAS 869735-24-0
![N-(4-[1,3]Dioxolan-2-yl-pyridin-3-yl)-2,2-dimethyl-propionamide — chemical structure, CAS 869735-24-0; Heterocyclic Building Blocks, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F869735-24-0.png&w=3840&q=75)
N-(4-[1,3]Dioxolan-2-yl-pyridin-3-yl)-2,2-dimethyl-propionamide
Heterocyclic Building Blocks
CAS 368442-47-1

N-Boc-3-aminothiophene-2-carboxaldehyde
C10H13NO3S
Heterocyclic Building BlocksCAS 21905-78-2

N-Acetyl-2-oxindole
C10H9NO2
Heterocyclic Building Blocks