Thromboxane B2

**Semantic type:** Organic Chemical

**Definition:** An eicosanoid and biologically inactive metabolite of thromboxane A2. Thromboxane B2 is released during anaphylaxis. As thromboxane A2 has a short half-life, the levels of thromboxane B2 can be used to indirectly measure the production of thromboxane A2

**Synonyms:** - (5Z,13E,15S)-9alpha,11,15-Trihydroxythromboxa-5,13-Dien-1-Oic Acid - 5-Heptenoic Acid, 7-(Tetrahydro-4,6-Dihydroxy-2-(3-Hydroxy-1-Octenyl)- 2H-Pyran-3-Yl)-, (2R-(2alpha(1E,3S*),3beta(Z),4beta,6alpha))- - THROMBOXANE B2 - TXB2 - Thromboxa-5,13-Dien-1-Oic Acid, 9,11,15-Trihydroxy-, (5Z,9alpha,13E,15S)-