Non-aromatic amino acids, esters, lactones, anhydrides, amides, nitriles & cumulated double bonds

---

Aromatic amino acids, esters, lactones, anhydrides, acid halides, amides, nitriles & cumulated double bonds

---

Non-aromatic amines, nitro & nitroso compounds, ketones, aldehydes & carboxylic acids

---

The Aldrich Library of NMR Spectra

---

Non-aromatic hydrocarbons, halogenated hydrocarbons, alcohols, ethers, mercaptans, & sulfides

---

Aromatic alcohols, mercaptans, sulfides, amines, nitro & nitroso compounds

---

Aromatic 5-membered single and fused-ring heterocycles

---

Aromatic 6-membered single and fused ring heterocycles & N-oxides

---

Aromatic hydrocarbons, halides, ethers, and phenols

---

National Union Catalog

---