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Thiophene is considered to be aromatic, although theoretical calculations suggest that the degree of aromaticity is less than that of benzene. The "electron pairs" on sulfur are significantly delocalized in the pi electron system. As a consequence of its aromaticity, thiophene does not exhibit the properties seen for conventional sulfides. For ...
An American man abducted in the Philippines is presumed dead after a witness claimed he was shot during a struggle with his captors, the Philippines News Agency reported, citing police.
A super typhoon has made second landfall on the Philippines' main island of Luzon, with forecasters warning of "life-threatening storm surge", heavy rains and severe winds.
Thiophene-2-carboxylic acid is an organic compound with the formula SC 4 H 3 CO 2 H. It is one of two mono carboxylic acids of thiophene , the other being thiophene-3-carboxylic acid. [ 1 ] Copper(I) thiophene-2-carboxylate is a catalyst for Ullmann coupling reactions .
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Name Language Type Area reporting covers ABS-CBN News: English/Filipino: Daily: National Bulatlat [5]: English: Daily: National Cebu Daily News (CDN Digital) English
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Typhoon Hagupit known in the Philippines as Super Typhoon Ruby, was the second most intense tropical cyclone in 2014. Hagupit particularly impacted the Philippines in early December while gradually weakening, killing 18 people and causing $114 million (2014 USD) of damage in the country. [1]