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Births on September 15

Alexander Butlerov
1828Sep, 15

Alexander Butlerov

Alexander Butlerov, Russian chemist and academic (d. 1886)
Alexander Mikhaylovich Butlerov (Алекса́ндр Миха́йлович Бу́тлеров; 15 September 1828 – 17 August 1886) was a Russian chemist, one of the principal creators of the theory of chemical structure (1857–1861), the first to incorporate double bonds into structural formulas, the discoverer of hexamine (1859), the discoverer of formaldehyde (1859) and the discoverer of the formose reaction (1861). He first proposed the idea of possible tetrahedral arrangement of valence bonds in carbon compounds in 1862.

The crater Butlerov on the Moon is named after him.

Alexander Butlerov was born in Chistopol into a landowning family.

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Events on 1828

  • 14Apr

    Webster's Dictionary

    Noah Webster copyrights the first edition of his dictionary.
  • 19May

    Tariff of 1828

    U.S. President John Quincy Adams signs the Tariff of 1828 into law, protecting wool manufacturers in the United States.
  • 27Aug

    Cisplatine War

    Uruguay is formally proclaimed independent at preliminary peace talks brokered by the United Kingdom between Brazil and Argentina during the Cisplatine War.
  • 5Nov

    Morea expedition

    Greek War of Independence: The French Morea expedition to recapture Morea (now the Peloponnese) ends when the last Ottoman forces depart the peninsula.
  • 16Nov

    London Protocol (1828)

    Greek War of Independence: The London Protocol entails the creation of an autonomous Greek state under Ottoman suzerainty, encompassing the Morea and the Cyclades.