rac Guaifenesin-d5 Cyclic Carbonate Price Not Available 5mg rac Guaifenesin-d5 Cyclic Carbonate Supplier Page Catalog Number R049130 Molecular Formula C11H12O5 CAS# 1329809-21-3 Purity ≥98% Inchi InChI=1S/C11H12O5/c1-13-9-4-2-3-5-10(9)14-6-8-7-15-11(12)16-8/h2-5,8H,6-7H2,1H3/i6D2,7D2,8D Inchi Key YZXWOTFONXXTKG-RORPNYJOSA-N SMILES COC1=CC=CC=C1OCC2COC(=O)O2 Size 5mg Supplier Page https://www.musechem.com/product/R049130.html