|CDX Constant Name:||kCDXProp_RegistryAuthority|
|CDX Constant Value:||0x000C|
|Property of objects:||kCDXObj_RegistryNumber|
|First written/read in:||(not written/read)|
A string that specifies the authority which issued a registry or catalog number. Some examples of registry authorities are CAS, Beilstein, Aldrich, and Merck.
If this property is absent:
This property is not read (or written) by ChemDraw, but is defined for future compatibility. There is no consequence to omitting it.