Finding and Verifying CAS Registry Numbers® on STN®
— March 1993 —
Appendix 9 — Display Fields
Display Field Code | Display Field Content |
AF | Alternate Molecular Formula |
AR | Alternate Registry Number |
CCI | Component Class Identifier |
CCN | Condensed Chemical Name |
CDES | Component Descriptor |
Cl | Class Identifier |
CIL | Component Isotope of Unknown Location |
CM | Component Number |
CMF | Component Molecular Formula |
CN | Chemical Name (for up to 50 names) |
COMP | Composition |
CRN | Component Registry Number |
DEF | Definition |
DES | Descriptor |
DR | Deleted Registry Number |
FCN | Full Chemical Name (all available names) |
FS | File Segment |
IL | Isotope of Unknown Location |
IN | CA Index Name |
LC | Registry Number Locator |
MF | Molecular Formula |
PCT | Polymer Class Term |
PR | Preferred Registry Number |
REF | References in CApreviews, CA, and CAOLD |
RN | Registry Number |
RR | Replacing Registry Number |
RSD | Ring System Data |
SCN | Short Chemical Name |
SR | Source of Registration |
SRSD | Short Ring System Data |
STR | Structure Diagram |