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4-Chloro-3,5-dinitrobenzoic Acid
4-Chloro-3,5-dinitrobenzoic Acid

CAT No: ALL-LEVO-CN

Chemical Name: 4-Chloro-3,5-dinitro...

Molecular Formula: C7H3ClN2O6

Molecular Weight: 246.56

CAS Number: 118-97-8

4-CHLOROBENZOIC ACID
4-CHLOROBENZOIC ACID

CAT No: ALL-LEVO-CL

Chemical Name: 4-CHLOROBENZOIC ACID

Molecular Formula: C7H5ClO2

Molecular Weight: 156.00

CAS Number: 74-11-3

LEVOTHYROXINE N-METHYLAMIDE (USP)
LEVOTHYROXINE N-METHYLAMIDE (USP)

CAT No: ALL-L07409

Chemical Name: (S)-2-Amino-3-[4-(4-...

Molecular Formula: C16H14I4N2O3

Molecular Weight: 789.91

CAS Number: 2088032-52-2

LEVOTHYROXINE N-FORMYL IMPURITY (USP)
LEVOTHYROXINE N-FORMYL IMPURITY (USP)

CAT No: ALL-L07408

Chemical Name: N-Formyl-O-(4-hydrox...

Molecular Formula: C16H11I4NO5

Molecular Weight: 804.88

CAS Number: 671235-41-9

LEVOTHYROXINE N-ACETYL IMPURITY (USP)
LEVOTHYROXINE N-ACETYL IMPURITY (USP)

CAT No: ALL-L07407

Chemical Name: N-Acetyl-O-(4-hydrox...

Molecular Formula: C17H13I4NO5

Molecular Weight: 818.91

CAS Number: 26041-51-0

LEVOTHYROXINE  MONOCHLORO IMPURITY | MONOCHLORO TRIIODO THYRONINE (USP)
LEVOTHYROXINE MONOCHLORO IMPURITY | MONOCHLORO TRIIODO THYRONINE (USP)

CAT No: ALL-LEVO-MC

Chemical Name: (S)-2-Amino-3-[3-chl...

Molecular Formula: C15H11ClI3NO4

Molecular Weight: 685.42

CAS Number: 909279-46-5

LEVOTHYROXINE METHYL ESTER
LEVOTHYROXINE METHYL ESTER

CAT No: ALL-L07406

Chemical Name: Methyl 2-amino-3-(4-...

Molecular Formula: C16H13I4NO4

Molecular Weight: 790.9

CAS Number: 32180-11-3

LEVOTHYROXINE ETHYL ESTER
LEVOTHYROXINE ETHYL ESTER

CAT No: ALL-L07401

Chemical Name: Ethyl 2-amino-3-(4-(...

Molecular Formula: C17H15I4NO4

Molecular Weight: 804.92

CAS Number: 76353-71-4

LEVOTHYROXINE EP IMPURITY K
LEVOTHYROXINE EP IMPURITY K

CAT No: ALL-L07400

Chemical Name: (2S)-2-Amino-3-[4-(4...

Molecular Formula: C15H12I3NO4

Molecular Weight: 650.97

CAS Number: 5817-39-0

LEVOTHYROXINE EP IMPURITY J | 3,3-DIIODO-L-THYRONINE
LEVOTHYROXINE EP IMPURITY J | 3,3-DIIODO-L-THYRONINE

CAT No: ALL-L07399

Chemical Name: (2S)-2-Amino-3-[4-(4...

Molecular Formula: C15H13I2NO4

Molecular Weight: 525.08

CAS Number: 4604-41-5

LEVOTHYROXINE EP IMPURITY I | T4-ALDEHYDE (USP)
LEVOTHYROXINE EP IMPURITY I | T4-ALDEHYDE (USP)

CAT No: ALL-L07398

Chemical Name: 4-(4-Hydroxy-3,5-dii...

Molecular Formula: C13H6I4O3

Molecular Weight: 717.8

CAS Number: 2016-06-0

LEVOTHYROXINE EP IMPURITY H | T4-BENZOIC ACID (USP)
LEVOTHYROXINE EP IMPURITY H | T4-BENZOIC ACID (USP)

CAT No: ALL-L03356

Chemical Name: 4-(4-Hydroxy-3,5-dii...

Molecular Formula: C13H6I4O4

Molecular Weight: 733.80

CAS Number: 2055-97-2