Steroid CAS Registry Number Unique number given for each compound. Retain hyphens when searching. Element symbols are case sensitive. C8H6O3 Molecular Elements Use to search all element symbols present in formula. Browse MF index to choose molecular element search terms.
X stands for Halogen.
Note element symbols are case sensitive. H N O Molecular Weight Use this index to help narrow search results. Use three digits to the right of the decimal. Density Includes three digits to the right of the decimal. Includes one digit to the right of the decimal.