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MedKoo CAT#: 408060

CAS#: 2105904-82-1

Description: AB-680 is highly potent, reversible and selective CD73 inhibitor. AB680 to be a reversible, slow-onset competitive inhibitor of human CD73 with a Ki of 5 pM. Clinical candidates of this potency are uncommon and deserve special consideration during lead optimization.

Price and Availability

Size Price Shipping out time Quantity
1mg USD 750 2 Weeks
5mg USD 1350 2 Weeks
Inquire bulk and customized quantity

Pricing updated 2020-03-29. Prices are subject to change without notice.

AB-680, purity > 98%, is in stock. Current shipping out time is about 2 weeks after order is received. CoA, QC data and MSDS documents are available in one week after order is received.

Chemical Structure


Theoretical Analysis

MedKoo Cat#: 408060
Name: AB-680
CAS#: 2105904-82-1
Chemical Formula: C20H24ClFN4O9P2
Exact Mass: 580.0691
Molecular Weight: 580.8269
Elemental Analysis: C, 41.36; H, 4.17; Cl, 6.10; F, 3.27; N, 9.65; O, 24.79; P, 10.67

Synonym: AB-680; AB 680; AB680;

IUPAC/Chemical Name: (((((2R,3S,4R,5R)-5-(6-chloro-4-(((S)-1-(2-fluorophenyl)ethyl)amino)-1H-pyrazolo[3,4-b]pyridin-1-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methoxy)(hydroxy)phosphoryl)methyl)phosphonic acid


InChi Code: InChI=1S/C20H24ClFN4O9P2/c1-10(11-4-2-3-5-13(11)22)24-14-6-16(21)25-19-12(14)7-23-26(19)20-18(28)17(27)15(35-20)8-34-37(32,33)9-36(29,30)31/h2-7,10,15,17-18,20,27-28H,8-9H2,1H3,(H,24,25)(H,32,33)(H2,29,30,31)/t10-,15+,17+,18+,20+/m0/s1

SMILES Code: O=P(CP(O)(O)=O)(O)OC[C@@H]1[C@@H](O)[C@@H](O)[C@H](N2C(N=C(Cl)C=C3N[C@H](C4=CC=CC=C4F)C)=C3C=N2)O1

Technical Data

Solid powder

>98% (or refer to the Certificate of Analysis)

Shipping Condition:
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition:
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Soluble in DMSO

Shelf Life:
>3 years if stored properly

Drug Formulation:
This drug may be formulated in DMSO

Stock Solution Storage:
0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code:


1: Bowman CE, da Silva RG, Pham A, Young SW. An Exceptionally Potent Inhibitor of
Human CD73. Biochemistry. 2019 Aug 6;58(31):3331-3334. doi:
10.1021/acs.biochem.9b00448. Epub 2019 Jul 23. PubMed PMID: 31334635.