Desacetylcefotaxime lactone M2

Also known as: (R)-2-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-3,4,5,7-tetrahydro-1H-furo[3,4-c][1,2]thiazin-3-yl)acetic Acid, (R)-2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid, 4H-Furo[3,4-d][1,3]thiazine-2-acetic acid, α-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-, [R-[R*,R*-(Z)]]- (9CI), Cefotaxime Impurity N, Cefotaxime Ring-Opening Lactone, R-[R*,R*-(Z)]]-α-[[(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-4H-Furo[3,4-d][1,3]thiazine-2-acetic Acid, [R-[R*,R*-(Z)]]-a-[[(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-4H-FurQ: What is [R-[R*,R*-(Z)]]-a-[[(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-4H-Fur Q: What is the CAS Number of [R-[R*,R*-(Z)]]-a-[[(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-4H-Fur Q: What are the applications of [R-[R*,R*-(Z)]]-a-[[(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-4H-Fur, [R-[R*,R*-(Z)]]-α-[[(2-Amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-4H-Furo[3,4-d][1,3]thiazine-2-acetic Acid

Desacetylcefotaxime lactone M2 (CAS 75679-12-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C14H15N5O6S2 and a molecular weight of 413.4 g/mol. It is also known as (R)-2-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-3,4,5,7-tetrahydro-1H-furo[3,4-c][1,2]thiazin-3-yl)acetic Acid, (R)-2-((Z)-2-(2-aminothiazol-4-yl)-2-(methoxyimino)acetamido)-2-((R)-7-oxo-2,4,5,7-tetrahydro-1H-furo[3,4-d][1,3]thiazin-2-yl)acetic acid and 4H-Furo[3,4-d][1,3]thiazine-2-acetic acid, α-[[(2-amino-4-thiazolyl)(methoxyimino)acetyl]amino]-1,2,5,7-tetrahydro-7-oxo-, [R-[R*,R*-(Z)]]- (9CI). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

75679-12-8

Jingsj CID

J-1801926-7

Molecular Formula

C₁₄H₁₅N₅O₆S₂

Molecular Weight

413.4 g/mol

Category

Organic Compounds

Last updated

8/21/2026