methionine and its Impurities

Methionine is used to prevent liver damage in acetaminophen poisoning. A sulfur containing essential amino acid that is important in many body functionsReference standards of Methionine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 24 results for methionine Impurities
PA 40 27000

Methionine - API

Methionine


  • Catalogue No.:PA 40 27000

  • CAS :

    63-68-3

  • Molecular Formula : C5H11NO2S

  • Molecular Weight : 149.21

PA 40 27510

L-Methionine [R,S]-Sulfoximine

L-Methionine [R,S]-Sulfoximine


  • Catalogue No.:PA 40 27510

  • CAS :

    15985-39-4

  • Molecular Formula : C5H12N2O3S

  • Molecular Weight : 180.23

PA 40 27520

DL-Methionine

DL-Methionine


  • Catalogue No.:PA 40 27520

  • CAS :

    59-51-8

  • Molecular Formula : C5H11NO2S

  • Molecular Weight : 149.21

PA 40 27530

2-Amino-4-methylsulfinylbutanoic Acid

2-Amino-4-methylsulfinylbutanoic Acid


  • Catalogue No.:PA 40 27530

  • CAS :

    4241-59-2 and 62697-73-8

  • Molecular Formula : C5H11NO3S

  • Molecular Weight : 165.21

PA STI 062840

2-Methyl-3-(methylthio)propanoic Acid-d3

2-Methyl-3-(methylthio)propanoic Acid-d3


  • Catalogue No.:PA STI 062840

  • CAS :

    1374320-97-4

  • Molecular Formula : C5H7D3O2S

  • Molecular Weight : 137.22

PA STI 004180

S-(5'-Adenosyl)-L-Methionine-d3 Disulfate Salt (Mixture of Diastereomers)

S-(5'-Adenosyl)-L-Methionine-d3 Disulfate Salt (Mixture of Diastereomers)


  • Catalogue No.:PA STI 004180

  • CAS :

    NA

  • Molecular Formula : C15H23D3N6O13S3

  • Molecular Weight : 597.61

PA STI 004190

S-(5'-Adenosyl)-L-methionine-13C5 Chloride


  • Catalogue No.:PA STI 004190

  • CAS :

    NA

  • Molecular Formula : C1013C5H23ClN6O5S_x0000_

  • Molecular Weight : 439.86

PA STI 059040

L-Methionine-d3

L-Methionine-d3


  • Catalogue No.:PA STI 059040

  • CAS :

    13010-53-2_x0000_

  • Molecular Formula : C5H8D3NO2S_x0000_

  • Molecular Weight : 152.23

PA STI 059050

L-Methionine-34S


  • Catalogue No.:PA STI 059050

  • CAS :

    1006386-95-3

  • Molecular Formula : C5H11NO234S

  • Molecular Weight : 151.11

PA STI 059060

L-Methionine-S-methyl Sulfonium Chloride-d6


  • Catalogue No.:PA STI 059060

  • CAS :

    362049-54-5

  • Molecular Formula : C6H8D6ClNO2S

  • Molecular Weight : 205.74

PA 40 27020

Methionine - Impurity B

(2S)-2-Amino-4-(methylsulfonyl)butanoic Acid


  • Catalogue No.:PA 40 27020

  • CAS :

    7314-32-1

  • Molecular Formula : C5H11NO4S

  • Molecular Weight : 181.21

PA 40 27540

N-Acetyl Methionine Methyl Ester

N-Acetyl Methionine Methyl Ester


  • Catalogue No.:PA 40 27540

  • CAS :

    7451-74-3

  • Molecular Formula : C8H15NO3S

  • Molecular Weight : 205.28

PA 40 27550

Aklavine

Aklavine


  • Catalogue No.:PA 40 27550

  • CAS :

    60504-57-6

  • Molecular Formula : C30H35NO10

  • Molecular Weight : 569.6

PA ICRS1549

DL-Methionine (ICRS1549)


  • Catalogue No.:PA ICRS1549

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPM0950000

DL-Methionine (M0950000)


  • Catalogue No.:PA EPM0950000

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA EPM0960000

Methionine (M0960000)


  • Catalogue No.:PA EPM0960000

  • CAS :

    NA

  • Molecular Formula :

  • Molecular Weight : NA

PA USP1411504

L-Methionine (1411504)


  • Catalogue No.:PA USP1411504

  • CAS :

    63-68-3

  • Molecular Formula :

  • Molecular Weight : NA

PA USP1643292

Racemethionine (1643292)


  • Catalogue No.:PA USP1643292

  • CAS :

    59-51-8

  • Molecular Formula :

  • Molecular Weight : NA

PA 40 27570

(2S)-[(2’S)-Amino-(3’S)-methyl-1-pentyloxy]-3-phenylpropionyl-methionine Sulfone, Isopropyl Ester, Hydrochloride

(2S)-[(2’S)-Amino-(3’S)-methyl-1-pentyloxy]-3-phenylpropionyl-methionine Sulfone, Isopropyl Ester, Hydrochloride


  • Catalogue No.:PA 40 27570

  • CAS :

    1356019-46-9

  • Molecular Formula : C23H39ClN2O6S

  • Molecular Weight : 507.08

PA 40 27010

Methionine - Impurity A

L-Methionine Sulfoxide


  • Catalogue No.:PA 40 27010

  • CAS :

    3226-65-1

  • Molecular Formula : C5H11NO3S

  • Molecular Weight : 165.21

PA 40 27030

Methionine - Impurity C

(2RS)-2-(Acetylamino)-4-(methylsulfanyl)butanoic Acid


  • Catalogue No.:PA 40 27030

  • CAS :

    1115-47-5

  • Molecular Formula : C7H13NO3S

  • Molecular Weight : 191.25

PA 40 27040

Methionine - Impurity D

(2R)-2-[[(2RS)-2-(Acetylamino)-4-(methylsulfanyl)butanoyl]amino]-4-(methylsulfanyl)butanoic Acid


  • Catalogue No.:PA 40 27040

  • CAS :

    1879009-96-7

  • Molecular Formula : C12H22N2O4S2

  • Molecular Weight : 322.44

PA 40 27050

Methionine - Impurity E

(2S)-2-[[(2RS)-2-(Acetylamino)-4-(methylsulfanyl)butanoyl]amino]-4-(methylsulfanyl)butanoic Acid


  • Catalogue No.:PA 40 27050

  • CAS :

    NA

  • Molecular Formula : C12H22N2O4S2

  • Molecular Weight : 322.44

PA 40 27560

N-Acetyl-L-methionine

N-Acetyl-L-methionine


  • Catalogue No.:PA 40 27560

  • CAS :

    65-82-7

  • Molecular Formula : C7H13NO3S

  • Molecular Weight : 191.25