英文别名:
2-(oxan-4-ylidene)acetic acid;(TETRAHYDRO-PYRAN-4-YLIDENE)-ACETIC ACID;2-(2H-pyran-4(3H,5H,6H)-ylidene)acetic acid;REF DUPL: (Tetrahydro-pyran-4-ylidene)-acetic acid;Acetic acid, 2-(tetrahydro-4H-pyran-4-ylidene)-;2-(tetrahydro-4H-pyran-4-ylidene)Acetic acid;(Tetrahydro-4H-pyran-4-ylidene)acetic acid;2-(Dihydro-2H-pyran-4(3H)-ylidene)acetic acid