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Sigma-Aldrich

4-(tert-Butyldimethylsilyloxy)-1-butyne

97%

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About This Item

Linear Formula:
CH≡C(CH2)2OSi(CH3)2C(CH3)3
CAS Number:
Molecular Weight:
184.35
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

97%

refractive index

n20/D 1.43 (lit.)

bp

70-74 °C/10 mmHg (lit.)

density

0.893 g/mL at 25 °C (lit.)

SMILES string

CC(C)(C)[Si](C)(C)OCCC#C

InChI

1S/C10H20OSi/c1-7-8-9-11-12(5,6)10(2,3)4/h1H,8-9H2,2-6H3

InChI key

NUZBJLXXTAOBPH-UHFFFAOYSA-N

Related Categories

Application

4-(tert-Butyldimethylsilyloxy)-1-butyne may be used in the synthesis of 1-(tert-butyldimethylsilyloxy)-3-pentyn-5-ol and 1-(tert-butyldimethylsilyloxy)-6,6-dimethyl-3-heptyn-5-ol.

pictograms

FlameExclamation mark

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

wgk_germany

WGK 3

flash_point_f

closed cup

flash_point_c

closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


Certificates of Analysis (COA)

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Dihydrofurans via an Intramolecular Alkoxide Addition to an Allenylphosphine Oxide.
Pravia K, et al.
The Journal of Organic Chemistry, 61(17), 6031-6032 (1996)

Articles

Alkynes contain a highly versatile functional group that may be utilized for numerous reactions such as electrophilic additions of hydrogen, halogens, hydrogen halides, or water; metathesis; hydroboration; oxidative cleavage; C–C coupling; and cycloadditions

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