All Products from 'Levothyroxine' category
| Levothyroxine Acetamide Impurity LTX54-100 T4-Acetamide (USP) ; 2-(4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)acetamide ; CAS # 176258-88-1 ; MORE INFO >> | 
| Levothyroxine beta-Hydroxy Impurity LTX51-100 beta-Hydroxy T4 (USP) ; O-(4-Hydroxy-3,5-diiodophenyl)-3,5-diiodo-beta-hydroxy-L-tyrosine ; CAS # 107849-54-7 ; MORE INFO >> | 
| Levothyroxine D-Isomer LTX50-100 (2R)-Amino-3-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl) propanoic acid ; CAS # 51-49-0 ; MORE INFO >> | 
| Levothyroxine EP Impurity A LTX01-100 Liothyronine ; (2S)-2-Amino-3-[4-(4-hydroxy-3-iodophenoxy)-3,5-diiodophenyl]propanoic acid ; CAS # 6893-02-3 ; MORE INFO >> | 
| Levothyroxine EP Impurity B LTX02-100 Levothyroxine Chloro Impurity ; 3-Chloro Thyroxine ; (2S)-2-Amino-3-[4-(3-chloro-4-hydroxy-5-iodophenoxy)-3,5-diiodophenyl] propanoic acid ; MORE INFO >> | 
| Levothyroxine EP Impurity C LTX03-100 T3-Acetic Acid (USP) ; Triiodothyroacetic acid ; [4-(4-Hydroxy-3-iodophenoxy)-3,5-diiodophenyl]acetic acid ; CAS # 51-24-1 ; MORE INFO >> | 
| Levothyroxine EP Impurity D LTX04-100 T4-Acetic Acid (USP) ; Tetraiodothyroacetic acid ; [4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]acetic acid ; CAS # 67-30-1 ; MORE INFO >> | 
| Levothyroxine EP Impurity E LTX05-100 Diiodothyronine ; (2S)-2-Amino-3-[4-(4-hydroxyphenoxy)-3,5-diiodophenyl]-propanoic acid ; CAS # 1041-01-6 ; MORE INFO >> | 
| Levothyroxine EP Impurity F LTX06-100 Levothyroxine T6 Impurity (USP) ; O-(4-Hydroxy-3,5-diiodophenyl)thyroxine ; (2S)-2-Amino-3-[4-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenoxy]-3,5-diiodophenyl]propanoic acid ; CAS # 911661-90-0 ; MORE INFO >> | 
| Levothyroxine EP Impurity H LTX08-100 T4-Benzoic Acid (USP) ; Levothyroxine Benzoic Acid Impurity ; 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzoic acid ; CAS # 2055-97-2 ; MORE INFO >> | 
| Levothyroxine EP Impurity I LTX09-100 T4-Aldehyde (USP) ; 4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodobenzaldehyde ; CAS # 2016-06-0 ; MORE INFO >> | 
| Levothyroxine EP Impurity J LTX10-100 (2S)-2-Amino-3-[4-(4-hydroxy-3-iodophenoxy)-3-iodophenyl] propanoic acid ; CAS # 4604-41-5 ; MORE INFO >> | 
| Levothyroxine EP Impurity K LTX11-100 (2S)-2-Amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3-iodophenyl] propanoic acid ; CAS # 5817-39-0 ; MORE INFO >> | 
| Levothyroxine Ethyl Ester LTX32-100 Ethyl 2-amino-3-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo phenyl) propanoate ; CAS # 76353-71-4 ; MORE INFO >> | 
| Levothyroxine Hydroxyphenoxy Aldehyde Impurity LTX37-100 3,5-Diiodo Thyroaldehyde ; 4-(4-Hydroxy-phenoxy)-3,5-diiodobenzaldehyde ; CAS # 2828-49-1 ; MORE INFO >> | 
| Levothyroxine Methoxyphenoxy Aldehyde Impurity LTX38-100 3,5-Diiodo Thyroaldehyde Methyl Ether ; 4-(4-Methoxyphenoxy)-3,5-diiodobenzaldehyde ; CAS # 69240-57-9 ; MORE INFO >> | 
| Levothyroxine Methyl Ester LTX33-100 Methyl 2-amino-3-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo phenyl) propanoate ; CAS # 32180-11-3 ; MORE INFO >> | 
| Levothyroxine Monochloro Impurity LTX61-100 Monochloro Triiodo Thyronine (USP) ; (S)-2-Amino-3-[3-chloro-4-(4-hydroxy-3,5-diiodophenoxy)-5-iodophenyl] propanoic acid ; MORE INFO >> | 
| Levothyroxine N-Acetyl Impurity LTX55-100 N-Acetyl-T4 (USP) ; N-Acetyl-O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine ; CAS # 26041-51-0 ; MORE INFO >> | 
| Levothyroxine N-Formyl Impurity LTX53-100 N-Formyl-T4 (USP) ; N-Formyl-O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine ; CAS # 671235-41-9 ; MORE INFO >> | 
| Levothyroxine N-Methylamide (USP) LTX62-100 (S)-2-Amino-3-[4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-N-methylpropanamide ; MORE INFO >> | 
| Levothyroxine O-Methyl Amine Impurity LTX65-100 O-Methyl-Tetraiodothyroethylamine (USP) ; O-Methyl-T4-Amine (USP) ; 2-[4-(3,5-Diiodo-4-methoxyphenoxy)-3,5-diiodophenyl]ethanamine ; MORE INFO >> | 
| Levothyroxine Sodium LTX00N-100 Sodium 2-amino-3-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo phenyl) propanoate pentahydrate ; CAS # 25416-65-3 (monohydrate) ; 55-03-8 (pentahydrate) ; 51-48-9 (base) ; MORE INFO >> | 
| Levothyroxine T4-Hydroxyacetic Acid Impurity LTX52-100 T4-Hydroxyacetic Acid (USP) ; 2-Hydroxy-2-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)acetic acid ; CAS # 93647-48-4 ; MORE INFO >> |