CAS NO:547-65-9

EC NO:208-931-6

Molecular Formula:C₅H₆O₂

Molecular Weight:98.0999

Synonyms:;2-Methylenebutyrolactone;3-methylidenedihydrofuran-2(3H)-one;3-Methylenedihydro-2(3H)-Furanone;

Molecular Structure:

CAS NO:5323-87-5

EC NO:226-190-7

Molecular Formula:C₈H₁₂O₂

Molecular Weight:140.1797

Synonyms:;3-Ethoxy-2-cyclohexene-1-one;3-ethoxycyclohex-2-en-1-one;

Molecular Structure:

CAS NO:50890-83-0

EC NO:

Molecular Formula:C₉H₈N₂O₂

Molecular Weight:176.172

Synonyms:;1-methyl indozole-3-carboxylic acid;1-methylindazole-3-carboxylic acid;1-methyl-1h-indazole-3-carboxylic acid;1h-methylindazole-3-carboxylic acid;n-methyl-indazole-3-carboxylic acid;1-Methyl-3-indazolecarboxylic acid;

Molecular Structure:

CAS NO:497-23-4

EC NO:207-839-3

Molecular Formula:C₄H₄O₂

Molecular Weight:84.0734

Synonyms:;g-Crotonolactone;2(5H)-Furanone;2-Buten-1,4-olide;2-(5H)-furanone;furan-2(5H)-one;5H-Furan-2-one;

Molecular Structure:

CAS NO:4930-98-7

EC NO:225-566-8

Molecular Formula:C₅H₇N₃

Molecular Weight:109.1292

Synonyms:;2-PYRIDYLHYDRAZINE;PYRIDIN-2-YL-HYDRAZINE;(2E)-2(1H)-Pyridinone hydrazone;2(1H)-Pyridinone, hydrazone;2(1h)-pyridinone,hydrazone;Hydrazine, 2-pyridinyl-;Pyridine, 2-hydrazino-;2-hydrazinylpyridine;2-hydrazinylpyrimidine;

Molecular Structure:

CAS NO:486422-59-7

EC NO:

Molecular Formula:C₈H₁₂BNO₄S

Molecular Weight:229.0612

Synonyms:;boronic acid, B-[4-[(dimethylamino)sulfonyl]phenyl]-;4-(N,N-Dimethylsulphonamido)benzeneboronic acid;

Molecular Structure: