10. Which of the following is a reducing sugar? with explanation CH₂OH A B CH2OH CH3 OH OH بسمة CH2OH OH OH OH OH HO. C HOH2C OH HOH2C OH HO OH HO D CH₂OH OH OH E All the above
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- O ll 1) NaOEt 2) O `CH₂CH³ 3) H3O+2. The following diagram shows the straight-chain structure of an N-acetyl aminoheptose that is found in certain plants including avocado (Persea Americana). CHOH CH2OH CH,OH O: O: HO- но -HO- HO H но -HO- H- NHAC NHAC ACHN OH HN H- HO- HO CH2OH CHOH CH20H HO HO. Structure B Structure C Structure A OH OH CHOH CH2OH CH OH HO H HO H HO- H OH HO- HO H- -NHAC ACHN- ACHN HO- H OH HO ČHOH CH2OH CH2OH Structure D Structure E Structure F Which of the Fischer projections (A-F) matches the skeletal formula shown? Structure A Structure B Structure C Structure D Structure E O Structure F (1 mark) 王 HIGive clear explanation answer
- Consider the compound below (ethanoyl chloride) H₂C CI The indicated carbon atom is O Nucleophilic because it is electron-rich. O Nucleophilic because it is electron-deficient. O Electrophilic because it is electron-rich. O Electrophilic because it is electron-deficient.Which of the following will be oxidized by Tollens reagent to an acid? (image added)y? 0 0 NH2 HO NH3 OH D) NH2 The 2 simple sugars here are joined via a linkage. OH -OH -OH H OH OH OH OH OH a) ẞ-1,3' b) ẞ-1,6' c) a-1,3' d) α-1,4' e) a-1,6'
- H* (cat.) H20 All products from complete hydrolysisHO HO. OH base CI EIO- C-OEt epichlorohydrin OH NaOEt 2,6-dihydroxy- acetophenone *Na O2C. .CO2 Na* NaOH, H2O II OH Cromolyn sodium Cromolyn sodium, developed during the 1960s, has been used to prevent allergic reactions primarily affecting the lungs, as, for example, exercised- induced emphysema. It is thought to block the release of histamine, which prevents the sequence of events leading to swelling, itching, and constriction of bronchial tubes. v Cromolyn sodium is synthesized in the above series of steps. rch 31% 11:24 P 4/20/20-Give IUPAC names for the following structures. When appropriate, abbreviate ortho (o), meta (m), and para (p), no italics, if you elect to use these terms. CH₂CH₂CHCHCHSCHCH₂ I T CH₁ CH₂ 1st structure: CH3 CH3 I 2nd structure: Submit Submit Answer Try Another Version OCH3 CH₂CCH₂ OCH3 10 item attempts remaining