Intermediates
4-Amino-1H-pyrazolo[3,4-d]pyrimidine
Quick view. We supply 4-Amino-1H-pyrazolo[3,4-d]pyrimidine as a specialty product for nucleic acid chemistry and oligonucleotide research workflows. CAS 20289-44-5. Catalog target purity: Specification on request.
![Chemical structure of 4-Amino-1H-pyrazolo[3,4-d]pyrimidine](/structures/8c55882c001576b1.svg)
Product profile
4-Amino-1H-pyrazolo[3,4-d]pyrimidine is classified as specialty research-use chemical building block (Formula C5H5N5; molecular weight 135.13).
4-Amino-1H-pyrazolo[3,4-d]pyrimidine can be used as a defined research input for chemistry feasibility, analytical method development and material comparison.
For 4-Amino-1H-pyrazolo[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
- 4H-Pyrazolo[3,4-d]pyrimidin-4-amine
- 1H-PYRAZOLO[3,4-D]PYRIMIDIN-4-AMINE
- 1H-PYRAZOLO[3,4-D]PYRIMIDIN-4-YLAMINE
- 4-AMINOPYRAZOLO[3,4-D]PYRIMIDINE
- ADENINE ANTIMETABOLITE
- TIMTEC-BB SBB004205
- Aminopyrazolodpyrimidine
- 4H-Pyrazolo[3,4-d]pyrimidin-4-amine (9CI)
Useful catalog search terms
- CAS 20289-44-5
- Specialty research-use chemical building block
- amine functionality
- Intermediates
Physicochemical data
| Key chemistry motifs | amine functionality |
|---|---|
| InChI | InChI=1S/C5H5N5/c6-4-3-1-9-10-5(3)8-2-7-4/h1-2,4H,6H2 |
| InChIKey | VAOHIJMLMILFFA-UHFFFAOYSA-N |
| SMILES | NC1N=CN=C2N=NC=C21 |
| Melting point | >325 °C(lit.) |
| Boiling point | 299.5±50.0 °C(Predicted) |
| Density | 1.89±0.1 g/cm3(Predicted) |
| pKa | 7.32±0.20(Predicted) |
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.
Additional application examples
- Typical qualification includes identity, purity method, storage, handling and downstream workflow compatibility.
- Related analogs, impurity standards and custom quantities can be reviewed for project-specific research needs.
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 4-Amino-1H-pyrazolo[3,4-d]pyrimidine or its named chemical feature. Broader product-family guidance is maintained on the category page.
Related products
(2'OMe-5'PP-A)pG TEA Salt
Intermediates · CAS: N/A
BX-INTE-0002(2'OMe-5'p(S)-A)pG TEA Salt
Intermediates · CAS: 2295879-58-0
BX-INTE-0003(2'OMe-5'p-A)p(S)G TEA Salt
Intermediates · CAS: N/A
BX-INTE-0004(2'OMe-5'p-A)pG TEA Salt
Intermediates · CAS: 62828-60-8
BX-INTE-0005(2'OMe-5'p-A)pU TEA Salt
Intermediates · CAS: 2956650-76-1
BX-INTE-0006(2'OMe-5'p-G)pG TEA Salt
Intermediates · CAS: 2638447-65-9
Frequently asked questions
Can the package size for 4-Amino-1H-pyrazolo[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-0063 and CAS 20289-44-5, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.