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Alternative structural projections:


Cyclic (3'- O- (6- [sulfo-cyanine5]aminohexylcarbamoyl)guanosine- (2' −> 5')- monophosphate- adenosine- (3' −> 5')- monophosphate) ( c[3'-[sCya5]-AHC-G(2',5')pA(3',5')p] ), sodium salt

Fluorescently labelled 2'3'-cGAMP
Cat. No.: C 270
CAS No.: [pending]
Shipping: ambient
Product Name Price (net) Qty
Cat. No.: C 270-001
Unit: 0.1 µmol / ~144 µg

For other salt forms please inquire. Fluorescently labelled version of the metazoan cyclic dinucleotide second messenger and STING activator c[G(2',5')pA(3',5')p] (aka cGAMP(2'-5') or 2'3'-cGAMP, Cat. No. C 161), fluorescent with λexc 644 nm and λem 664 nm. c[G(2',5')pA(3',5')p] was found to be the metazoan second messenger produced by the mammalian innate immune DNA sensor cGAMP synthase (cGAS).

Cat. No. C 270
CAS number [pending]
Purity > 95% HPLC
Salt form Sodium
Storage temperature -20°C / -4°F
Light-sensitive Yes
Molecular formula C₅₉H₇₄N₁₄O₂₁P₂S₂ (free acid)
Molecular weight [g/mol] 1441.4 (free acid)
Excitation max [nm] 644
Emission max [nm] 664
Absorption max [nm] 646
Molar extinction coefficient ε [L·mol⁻¹·cm⁻¹] 271000
UV pH value 7