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tert. -Butyloxycarbonyl protecting group. The tert-butyloxycarbonyl protecting group or tert-butoxycarbonyl protecting group[1] (BOC group) is an acid -labile protecting group used in organic synthesis. The BOC group can be added to amines under aqueous conditions using di- tert -butyl dicarbonate in the presence of a base such as sodium hydroxide:
Di-tert-butyl dicarbonate is a reagent widely used in organic synthesis. [1] Since this compound can be regarded formally as the acid anhydride derived from a tert -butoxycarbonyl (Boc) group, it is commonly referred to as Boc anhydride. This pyrocarbonate reacts with amines to give N - tert -butoxycarbonyl or so-called Boc derivatives.
Website. www.customs.gov.ph. The Bureau of Customs (abbreviated BoC or BOC; Filipino: Kawanihan ng Adwana) is a Filipino government agency that is responsible for the collecting of customs duties, excise duties, and other indirect taxes in the Philippines. It is part of the Philippines Department of Finance.
Zhōngháng. The Bank of China (BOC; Chinese: 中国银行; pinyin: Zhōngguó Yínháng; Portuguese: Banco da China) is a Chinese multinational banking and financial services corporation headquartered in Beijing, China. It is one of the "big four" banks in China. As of 31 December 2019, it was the second-largest lender in China overall and ...
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Bank of Ceylon (BOC; Sinhala: ලංකා බැංකුව Lanka Bænkuwa, Tamil: இலங்கை வங்கி Ilangai Vangi) is a state-owned, major commercial bank in Sri Lanka. Its head office is located in an iconic cylindrical building in Colombo. The bank has a network of 651 branches, 715 automated teller machines (ATMs), 159 ...
The Bank of Cyprus (BoC; Greek: Τράπεζα Κύπρου; Turkish: Kıbrıs Bankası) is a Cypriot financial services company established in 1899 with its headquarters in Strovolos. Bank of Cyprus has been designated as a Significant Institution since the entry into force of European Banking Supervision in late 2014, and as a consequence is ...
The Bank of Canada (BoC; French: Banque du Canada) is a Crown corporation and Canada 's central bank. [4] Chartered in 1934 under the Bank of Canada Act, it is responsible for formulating Canada's monetary policy, [5] and for the promotion of a safe and sound financial system within Canada. [6] The Bank of Canada is the sole issuing authority ...