Intermediates
6-Amino-4-chloropyrazolo[3,4-d]pyrimidine
Quick view. 6-Amino-4-chloropyrazolo[3,4-d]pyrimidine is a chlorinated aminopyrazolopyrimidine intermediate with CAS 100644-65-3. CAS 100644-65-3. Catalog target purity: ≥98%. Availability: Inquiry only — contact BX Lab to confirm current availability.
![Chemical structure of 6-Amino-4-chloropyrazolo[3,4-d]pyrimidine](/structures/82826a2632ad53f8.svg)
Product profile
6-Amino-4-chloropyrazolo[3,4-d]pyrimidine is classified as chlorinated aminopyrazolopyrimidine (Formula C5H4ClN5; molecular weight 169.57 (calculated from molecular formula)).
6-Amino-4-chloropyrazolo[3,4-d]pyrimidine provides a reactive functional group for conjugation, immobilization or linker-extension studies.
For 6-Amino-4-chloropyrazolo[3,4-d]pyrimidine, functional handles may require orthogonal protection, pH control and rapid purification to avoid hydrolysis, oxidation or cross-reaction.
Names and search terms
Confirmed or normalized name variants
- 4-Chloro-1H-pyrazolo[3,4-d]pyrimidin-6-ylamine
Useful catalog search terms
- CAS 100644-65-3
- Intermediates
Physicochemical data
| InChI | InChI=1S/C5H4ClN5/c6-3-2-1-8-11-4(2)10-5(7)9-3/h1H,(H3,7,8,9,10,11) |
|---|---|
| InChIKey | ASKOHPBJRRSUSJ-UHFFFAOYSA-N |
| SMILES | C1=NNC2=C1C(=NC(=N2)N)Cl |
| Structural features | Fused pyrazole-pyrimidine ring with amino and chloro substituents |
Release documentation
The current specification defines the analytical method and acceptance criteria; the released lot result is reported on the CoA.
Additional HPLC, MS or NMR documentation can be agreed during technical review where available.
Product-specific evaluation notes
Potential advantages
- Reactive handles make the product adaptable across dye-labeling, surface-coupling and ligand-conjugation workflows.
Method limitations
- Functional handles may require orthogonal protection, pH control and rapid purification to avoid hydrolysis, oxidation or cross-reaction.
These points describe 6-Amino-4-chloropyrazolo[3,4-d]pyrimidine or its named chemical feature. Broader product-family guidance is maintained on the category page.
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Frequently asked questions
Can the package size for 6-Amino-4-chloropyrazolo[3,4-d]pyrimidine be customized?
Yes. Share the initial quantity, expected future scale, delivery timeline and packaging preference for review.
What information should be included in a quote request?
Quote catalog number BX-INTE-0038 and CAS 100644-65-3, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.