Pharma Intermediates & Building Blocks
Pyrimidines, Pyrazines & Pyridazines
Source 104 pyrimidines, pyrazines & pyridazines for research, QC and production, documented with COA and SDS.
162products
13in stock
COA + SDSwith every lot
![1H-Pyrazolo[3,4-d]pyrimidin-4-amine, 98% chemical structure](/media/structures/LHCPRYRLDOSKHK-UHFFFAOYSA-N.svg)
2-(tert-Butyl)-4,5-dichloropyridazin-3(2H)-one, 95%
- CAS
- 84956-71-8
- Formula
- C8H10Cl2N2O
- MW
- 221.08 g/mol
VQ-011916
About Pyrimidines, Pyrazines & Pyridazines
Our Pyrimidines, Pyrazines & Pyridazines category brings together 104 products from the Pharma Intermediates & Building Blocks division, including Meat peptone, Thymine, 99%+, Minoxidil, ≥98%, 2,3-Benzodiazine. Each listing shows identifiers such as CAS number, formula and molecular weight (104 products have a CAS number), helping chemists and buyers match the exact substance.
Common grades in this range include Reference Standard, Synthesis, Biochemistry, AR. Products are supplied mainly as crystalline, powder, other, packed to suit laboratory, pilot and production quantities. Pack sizes are shown on each product. Larger or custom packs are quoted on request.
Typical users include research & academia, pharmaceuticals, agrochemicals teams. Request a quotation for any product here — we confirm availability, lead time and the full document set, and ship globally on EXW, FOB, CIF or DAP terms.
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Frequently asked questions
How many pyrimidines, pyrazines & pyridazines do you supply?
We currently list 104 pyrimidines, pyrazines & pyridazines, such as Meat peptone, Thymine, 99%+, Minoxidil, ≥98%. We can also source or custom-synthesise items that are not listed.
Do pyrimidines, pyrazines & pyridazines 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 pyrimidines, pyrazines & pyridazines 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.
Need a price, a spec or a custom compound?
Send us your list — product names or CAS numbers, grade, quantity and destination. Our team replies with a formal quotation, COA and lead time.