ChemicalBook--->CAS DataBase List--->14939-91-4

14939-91-4

14939-91-4 Structure

14939-91-4 Structure
IdentificationBack Directory
[Name]

3-(2,3-DIHYDRO-1,4-BENZODIOXIN-6-YL)ACRYLIC ACID
[CAS]

14939-91-4
[Synonyms]

TIMTEC-BB SBB002367
RARECHEM BK HC S237
OTAVA-BB BB7020400386
3,4-ETHYLENEDIOXYCINNAMIC ACID
1,4-Benzodioxan-6-acrylic acid
3-(2,3-DIHYDRO-1,4-BENZODIOXIN-6-YL)ACRYLIC ACID
3-(2,3-Dihydro-benzo[1,4]dioxin-6-yl)-acrylic acid
3-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)acrylic acid
3-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-propenoic acid
(2E)-3-(2,3-DIHYDRO-1,4-BENZODIOXIN-6-YL)ACRYLIC ACID
2-Propenoic acid,3-(2,3-dihydro-1,4-benzodioxin-6-yl)-
(2E)-3-(2,3-Dihydro-1,4-benzodioxin-6-yl)prop-2-enoic acid
[Molecular Formula]

C11H10O4
[MDL Number]

MFCD00168684
[MOL File]

14939-91-4.mol
[Molecular Weight]

206.19
Chemical PropertiesBack Directory
[Melting point ]

196-198°C
[Boiling point ]

377℃
[density ]

1.339
[Fp ]

152℃
[storage temp. ]

2-8°C
[CAS DataBase Reference]

14939-91-4
Safety DataBack Directory
[Hazard Codes ]

Xi
[Hazard Note ]

Irritant
[HazardClass ]

IRRITANT
[HS Code ]

2932990090
Questions And AnswerBack Directory
[Application]

1,4-Benzodioxane-2-carboxylic acid, with the molecular formula C11H10O4, molecular weight 206.19, and melting point 196-198°C, is an important intermediate in the synthesis of doxazosin drugs.
Hazard InformationBack Directory
[Synthesis]

1), glycine ethyl ester hydrochloride (28g, 0.2mol) dissolved in 30mL of water, add 100mL of dichloroethane, cooled down to -15 ℃, dropwise addition of sodium nitrite (15.2g, 0.22mol) dissolved in 20mL of water to the solution obtained from the drop, 3

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