{"@context":"https://schema.org/","@type":"Quiz","dateCreated":"2026-07-03T07:17:40.813Z","dateModified":"2026-07-03T07:17:40.813Z","typicalAgeRange":"11-18","educationalLevel":"CPET","assesses":"Chemistry - Biomolecules","educationalAlignment":[{"@type":"AlignmentObject","alignmentType":"educationalTopic","targetName":"Biomolecules"},{"@type":"AlignmentObject","alignmentType":"educationalSubject","targetName":"Chemistry"},{"@type":"AlignmentObject","alignmentType":"educationalExam","targetName":"CPET"}],"name":"Quiz about Biomolecules","about":{"@type":"Thing","name":"Chemistry - Biomolecules"},"hasPart":[{"@type":"Question","eduQuestionType":"Multiple choice","learningResourceType":"Practice problem","educationalLevel":"intermediate","name":"Question About Biomolecules","text":"Which is not a protecting group for amine in peptide synthesis?}","encodingFormat":"text/markdown","comment":{"@type":"Comment","text":"Recall the standard carbamate based amine protecting groups used in peptide synthesis."},"suggestedAnswer":[{"@type":"Answer","position":0,"encodingFormat":"text/markdown","text":"

CBz

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":1,"encodingFormat":"text/markdown","text":"

FMoc

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":2,"encodingFormat":"text/markdown","text":"

Boc

","comment":{"@type":"Comment","text":"\"\""}},{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

Methyl

","comment":{"@type":"Comment","text":"\"\""}}],"acceptedAnswer":{"@type":"Answer","position":3,"encodingFormat":"text/markdown","text":"

Methyl

","comment":{"@type":"Comment","text":"Recall the standard carbamate based amine protecting groups used in peptide synthesis."},"answerExplanation":{"@type":"comment","text":"Boc removed by mild acid; Cbz by hydrogenolysis; Fmoc by mild base. N-methylation has no standard selective deprotection, so it is a permanent substituent, not a protecting group.\\[\\boxed{(D)\\ Methyl}\\]"}}}]}

Which is not a protecting group for amine in peptide synthesis?

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The Correct Option is D

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