Entry Topical Term

Number of records used in: 1

001 - CONTROL NUMBER

• control field: 997121

003 - CONTROL NUMBER IDENTIFIER

• control field: OSt

005 - DATE AND TIME OF LATEST TRANSACTION

• control field: 20260121143324.0

008 - FIXED-LENGTH DATA ELEMENTS

• fixed length control field: 260121|| aca||aabn | a|a d

040 ## - CATALOGING SOURCE

• Original cataloging agency: OSt
• Transcribing agency: OSt

150 ## - HEADING--TOPICAL TERM

• Topical term or geographic name entry element: Chemistry

670 ## - SOURCE DATA FOUND

• Source citation: Work cat.: (OSt)1564053: Helmchen, G.; Hoffmann, R. W.; Mulzer, J.; Schaumann, E.; Bohlmann, R. 997120, Stereoselective SynthesisC—C Bond Formation by Addition to C=C, Cycloaddition Reactions, Ene