CAS was established in 1907. It provides English language abstracts of documents in any of 50 languages. 4500 documents and substances are added daily. CAS encourages the advancement of chemistry, promotes research, diffuses knowledge. Easy is more for new, infrequent, quick users.
Academia can purchase such accounts for daytime work.
How many SciFinder does a 20,000-30,000 university need, if it has a large contingent. There is currently no counterpart product.