How many heterocyclic building blocks do you supply?

We currently list 1062 heterocyclic building blocks, such as TMEM, HBTU, DMTMM. We can also source or custom-synthesise items that are not listed.

Do heterocyclic building blocks come with a COA and SDS?

Yes. Each lot is supplied with a batch Certificate of Analysis and a 16-section GHS Safety Data Sheet. Typical COAs can be shared before you order.

Can you export heterocyclic building blocks to my country?

Yes. We ship worldwide by sea freight, air cargo and express courier, with export documentation, and pack hazardous materials to IATA/IMDG dangerous-goods rules.

Pharma Intermediates & Building Blocks

Heterocyclic Building Blocks

Source 1062 heterocyclic building blocks for research, QC and production, documented with COA and SDS.

1,587products

11sub-categories

83in stock

COA + SDSwith every lot

Pyridine Derivatives 344 Pyrimidines, Pyrazines & Pyridazines 162 Indole Derivatives 75 Quinolines & Isoquinolines 86 Imidazoles & Benzimidazoles 143 Triazoles, Tetrazoles & Triazines 79 Thiophenes, Thiazoles & Thiadiazoles 164 Furans, Pyrans & Coumarins 80 Piperidines, Piperazines & Morpholines 199 Pyrroles, Pyrrolidines & Pyrazoles 170 Other Heterocyclic Building Blocks 85

Fenticonazole nitrate, 98%

CAS: 73151-29-8
Formula: C₂₄H₂₁Cl₂N₃O₄S
MW: 518.4 g/mol

VQ-012194

Spectroscopy

Ferrozine (for spectrophotometric determination of iron), for spectroscopy

CAS: 69898-45-9
Formula: C₂₀H₁₃N₄NaO₆S₂
MW: 492.5 g/mol

VQ-020616

Extra Pure

Ferrozine, extra pure

CAS: 69898-45-9
Formula: C₂₀H₁₃N₄NaO₆S₂
MW: 492.5 g/mol

VQ-020413

Flavine Adenine Dinucleotide Disodium Salt

CAS: 84366-81-4
Formula: C₂₇H₃₁N₉Na₂O₁₅P₂
MW: 829.5 g/mol

VQ-019821

Fluoroquinolonic acid, 98%

CAS: 86393-33-1
Formula: C₁₃H₉ClFNO₃
MW: 281.66 g/mol

VQ-012098

Fmoc-3-(3-pyridyl)-L-alanine

CAS: 175453-07-3
Formula: C₂₃H₂₀N₂O₄
MW: 388.4 g/mol

VQ-032847

Fmoc-D-Thi-OH

CAS: 201532-42-5
Formula: C₂₂H₁₉NO₄S
MW: 393.5 g/mol

VQ-040110

Fmoc-Phe-Thr(Psi(Me,Me)pro)-OH

CAS: 1196703-48-6
Formula: C₃₁H₃₂N₂O₆
MW: 528.6 g/mol

VQ-040226

Fmoc-Tic-OH

CAS: 136030-33-6
Formula: C₂₅H₂₁NO₄
MW: 399.4 g/mol

VQ-040109

Formaldoxime hydrochloride, 97%

CAS: 62479-72-5
Formula: C₃H₉N₃O₃
MW: 135.12 g/mol

VQ-012511

Fulvic acid, 90%

CAS: 479-66-3
Formula: C₁₄H₁₂O₈
MW: 308.24 g/mol

VQ-012410

Fura 2-AM, ≥95% (HPLC)

CAS: 108964-32-5
Formula: C₄₄H₄₇N₃O₂₄
MW: 1001.8 g/mol

VQ-012411

Synthesis

Furan, 98%

CAS: 110-00-9
Formula: C₄H₄O
MW: 68.07 g/mol

VQ-012412

Furazolidone

CAS: 67-45-8
Formula: C₈H₇N₃O₅
MW: 225.16 g/mol

VQ-019556

Furfural diacetate

CAS: 613-75-2
Formula: C₉H₁₀O₅
MW: 198.17 g/mol

VQ-040031

Synthesis

Furfural, 98%

CAS: 98-01-1
Formula: C₅H₄O₂
MW: 96.08 g/mol

VQ-012413

Furfural, GR 99%+

CAS: 98-01-1
Formula: C₅H₄O₂
MW: 96.08 g/mol

VQ-012414

Synthesis

Furfurylamine, 98%

CAS: 617-89-0
Formula: C₅H₇NO
MW: 97.12 g/mol

VQ-012415

gamma-Butane sultone

CAS: 3289-23-4
Formula: C₄H₈O₃S
MW: 136.17 g/mol

VQ-040331

Gefitinib

CAS: 184475-35-2
Formula: C₂₂H₂₄ClFN₄O₃
MW: 446.9 g/mol

VQ-019529

Gemcitabine hydrochloride, ≥98%

CAS: 122111-03-9
Formula: C₉H₁₂ClF₂N₃O₄
MW: 299.66 g/mol

VQ-011976

Gliquidone sulfonamide

CAS: 33456-68-7
Formula: C₂₀H₂₂N₂O₅S
MW: 402.5 g/mol

VQ-037533

Glutarimide, 98%

CAS: 1121-89-7
Formula: C₅H₇NO₂
MW: 113.11 g/mol

VQ-012512

Glycitein, ≥97% (HPLC)

CAS: 40957-83-3
Formula: C₁₆H₁₂O₅
MW: 284.26 g/mol

VQ-012416

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Heterocyclic Building Blocks

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