Nucleotides
ATP Tris Salt
Quick view. We supply ATP Tris Salt as an adenosine nucleotide reagent for enzymology, molecular biology and RNA synthesis workflows. CAS 56-65-5. Catalog target purity: Specification on request.

Product profile
ATP Tris Salt is classified as nucleotide or nucleotide analog (Formula C10H16N5O13P3; molecular weight 507.18).
ATP Tris Salt can support enzyme-substrate, in-vitro transcription, polymerase-screening or analytical-reference studies as appropriate to its phosphate state.
For ATP Tris Salt, reported solubility: Soluble (water), Na and K salts are easily soluble in water, Ba salts are insoluble in water. Storage: −20°C.
Names and search terms
Confirmed or normalized name variants
- 5'-ATP-AGAROSE 4B
- ADENOSINE 5'-TRIPHOSPHATE
- ADENOSINE-5'-TRIPHOSPHATE, IMMOBILIZED ON AGAROSE 4B
- ADENOSINE-5'-TRIPHOSPHORIC ACID
- ADENOSINE TRIPHOSPHATE
- ATP
- 5’-atp
- 9-beta-d-arabinofuranosyladenine5’-triphosphate
Useful catalog search terms
- CAS 56-65-5
- Nucleotide or nucleotide analog
- triphosphate group
- Nucleotides
Physicochemical data
| Key chemistry motifs | triphosphate group |
|---|---|
| CAS context | The listed CAS refers to the parent/free-acid identity; confirm the supplied salt or counterion in the current specification. |
| Melting point | 144°C (rough estimate) |
| Boiling point | 951.4±75.0 °C(Predicted) |
| Density | 1.0 g/mL at 20 °C |
| pKa | pK2: 4.00(-1);pK3: 6.48(-2) (25°C) |
| Form | lyophilized powder |
| Color | White to off-white |
| SMILES | C(OP(=O)(O)OP(O)(=O)OP(O)(O)=O)[C@H]1O[C@@H](N2C3C(=C(N=CN=3)N)N=C2)[C@H](O)[C@@H]1O |
| InChIKey | ZKHQWZAMYRWXGA-KQYNXXCUSA-N |
| InChI | InChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s |
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, salt/counterion, assay basis, water content and enzyme compatibility.
- Related uses include LC-MS/HPLC method development and comparison with native or modified nucleotide controls.
Related products
ADP
Nucleotides · CAS: 58-64-0
BX-NUCL-0002ADP Disodium Salt
Nucleotides · CAS: 58-64-0
BX-NUCL-0027ATP Sodium Salt
Nucleotides · CAS: 56-65-5
BX-NUCL-0007CDP Disodium Salt
Nucleotides · CAS: 54394-90-0
BX-NUCL-0012CTP Sodium Salt
Nucleotides · CAS: 54619-78-2
BX-NUCL-0013CTP Tris Salt
Nucleotides · CAS: 65-47-4
Frequently asked questions
Can the package size for ATP Tris Salt 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-NUCL-0006 and CAS 56-65-5, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.
Product-family literature
The publications below provide peer-reviewed context for the Nucleotides product family and its named chemistry.
