310581
Ethyl 2-cyano-3-methyl-2-butenoate
97%
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About This Item
Linear Formula:
(CH3)2C=C(CN)CO2C2H5
CAS Number:
Molecular Weight:
153.18
UNSPSC Code:
12352100
PubChem Substance ID:
MDL number:
Assay:
97%
InChI
1S/C8H11NO2/c1-4-11-8(10)7(5-9)6(2)3/h4H2,1-3H3
SMILES string
CCOC(=O)\C(C#N)=C(\C)C
InChI key
PZMDAADKKAXROL-UHFFFAOYSA-N
assay
97%
refractive index
n20/D 1.464 (lit.)
bp
98-99 °C/1 mmHg (lit.)
density
1.014 g/mL at 25 °C (lit.)
functional group
ester, nitrile
General description
Ethyl 2-cyano-3-methyl-2-butenoate, a highly activated acceptor, undergoes the phospha-Michael reaction upon trituration of the reagents at room temperature.
signalword
Warning
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
10 - Combustible liquids
wgk
WGK 3
flash_point_f
224.6 °F - closed cup
flash_point_c
107 °C - closed cup
ppe
Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
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Heather K Lenker et al.
The Journal of organic chemistry, 77(3), 1378-1385 (2012-01-17)
The addition of P(O)-H bonds to internal alkenes has been accomplished under solvent-free conditions without the addition of a catalyst or radical initiator. Using a prototypical secondary phosphine oxide, a range of substrates including cinnamates, crotonates, coumarins, sulfones, and chalcones
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