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Search Results for " Levothyroxine "

Picture of Levothyroxine N-Acetyl Impurity

Levothyroxine N-Acetyl Impurity

SZ CAT No:SZ-L022017
CAS No26041-51-0
Mol.F.C17H13I4NO5
Mol.Wt.818.9
Inv. StatusIn Stock
Product Overview Description Technical Data

Chemical Name: (S)-2-Acetamido-3-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)propanoic acid

Synonym: N-Acetyl L-Thyroxine

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: OC1=C(I)C=C(OC2=C(I)C=C(C[C@H](NC(C)=O)C(O)=O)C=C2I)C=C1I

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Picture of Levothyroxine EP Impurity F
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Levothyroxine EP Impurity F

  • SZ CAT No: SZ-L022007
  • CAS No: 911661-90-0
  • Mol.F.: C21H13I6NO5
  • Mol.Wt.: 1120.8
  • Inv. Status: In Stock
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Levothyroxine EP Impurity H 

  • SZ CAT No: SZ-L022008
  • CAS No: 2055-97-2
  • Mol.F.: C13H6I4O4
  • Mol.Wt.: 733.8
  • Inv. Status: In Stock
Picture of Levothyroxine EP Impurity I
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Levothyroxine EP Impurity I

  • SZ CAT No: SZ-L022009
  • CAS No: 2016-06-0
  • Mol.F.: C13H6I4O3
  • Mol.Wt.: 717.8
  • Inv. Status: Limited Stock
Picture of Levothyroxine EP Impurity J
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Levothyroxine EP Impurity J

  • SZ CAT No: SZ-L022010
  • CAS No: 4604-41-5
  • Mol.F.: C15H13I2NO4
  • Mol.Wt.: 525.1
  • Inv. Status: Limited Stock
Picture of Levothyroxine EP Impurity K
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Levothyroxine EP Impurity K

  • SZ CAT No: SZ-L022011
  • CAS No: 5817-39-0
  • Mol.F.: C15H12I3NO4
  • Mol.Wt.: 650.9
  • Inv. Status: Out of Stock, Custom Synthesis
Picture of Levothyroxine T4-Hydroxyacetic Acid
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Levothyroxine T4-Hydroxyacetic Acid

  • SZ CAT No: SZ-L022014
  • CAS No: 93647-48-4
  • Mol.F.: C14H8I4O5
  • Mol.Wt.: 763.8
  • Inv. Status: In Stock
Picture of Levothyroxine Sodium Pentahydrate
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Levothyroxine Sodium Pentahydrate

  • SZ CAT No: SZ-L022001
  • CAS No: 25416-65-3
  • Mol.F.: C15H10I4NO4 : Na : 5(H2O)
  • Mol.Wt.: 798.9 : 23.0 : 5(18.0)
  • Inv. Status: In Stock
  • Rel. CAS No: 51-48-9 (free base) ; 55-03-8 (Na salt)
Picture of Levothyroxine EP Impurity A
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Levothyroxine EP Impurity A

  • SZ CAT No: SZ-L022002
  • CAS No: 55-06-1
  • Mol.F.: C15H11I3NO4 : Na
  • Mol.Wt.: 650.0 : 23.0
  • Inv. Status: In Stock
  • Rel. CAS No: 6893-02-3 (free base)
  • Rel. CAT No: SZ-L077011 , SZ-L077001 ,
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Levothyroxine EP Impurity B

  • SZ CAT No: SZ-L022003
  • CAS No: 1628720-66-0
  • Mol.F.: C15H11ClI3NO4
  • Mol.Wt.: 685.4
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine EP Impurity C
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Levothyroxine EP Impurity C

  • SZ CAT No: SZ-L022004
  • CAS No: 51-24-1
  • Mol.F.: C14H9I3O4
  • Mol.Wt.: 621.9
  • Inv. Status: Limited Stock
  • Rel. CAT No: SZ-L077004 ,
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Levothyroxine EP Impurity D

  • SZ CAT No: SZ-L022005
  • CAS No: 67-30-1
  • Mol.F.: C14H8I4O4
  • Mol.Wt.: 747.8
  • Inv. Status: In Stock
  • Rel. CAT No: SZ-L077005 ,
Picture of Levothyroxine EP Impurity E
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Levothyroxine EP Impurity E

  • SZ CAT No: SZ-L022006
  • CAS No: 1041-01-6
  • Mol.F.: C15H13I2NO4
  • Mol.Wt.: 525.1
  • Inv. Status: In Stock
  • Rel. CAT No: SZ-L077006 ,
Picture of Levothyroxine N-Formyl Impurity
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Levothyroxine N-Formyl Impurity

  • SZ CAT No: SZ-L022015
  • CAS No: 671235-41-9
  • Mol.F.: C16H11I4NO5
  • Mol.Wt.: 804.9
  • Inv. Status: In Stock
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T4-Acetamide

  • SZ CAT No: SZ-L022016
  • CAS No: 176258-88-1
  • Mol.F.: C14H9I4NO3
  • Mol.Wt.: 746.8
  • Inv. Status: In Stock
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Levothyroxine N-Acetyl Impurity

  • SZ CAT No: SZ-L022017
  • CAS No: 26041-51-0
  • Mol.F.: C17H13I4NO5
  • Mol.Wt.: 818.9
  • Inv. Status: In Stock
Picture of Levothyroxine Hydroxyphenoxy Aldehyde Impurity
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Levothyroxine Hydroxyphenoxy Aldehyde Impurity

  • SZ CAT No: SZ-L022018
  • CAS No: 2828-49-1
  • Mol.F.: C13H8I2O3
  • Mol.Wt.: 466.0
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine Methoxyphenoxy Aldehyde Impurity
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Levothyroxine Methoxyphenoxy Aldehyde Impurity

  • SZ CAT No: SZ-L022019
  • CAS No: 69240-57-9
  • Mol.F.: C14H10I2O3
  • Mol.Wt.: 480.0
  • Inv. Status: In Stock
Picture of Levothyroxine Ethyl Ester
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Levothyroxine Ethyl Ester

  • SZ CAT No: SZ-L022020
  • CAS No: 76353-71-4
  • Mol.F.: C17H15I4NO4
  • Mol.Wt.: 804.9
  • Inv. Status: In Stock
Picture of Levothyroxine Methyl Ester
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Levothyroxine Methyl Ester

  • SZ CAT No: SZ-L022021
  • CAS No: 32180-11-3
  • Mol.F.: C16H13I4NO4
  • Mol.Wt.: 790.9
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine Monochloro Impurity
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Levothyroxine Monochloro Impurity

  • SZ CAT No: SZ-L022022
  • CAS No: 909279-46-5
  • Mol.F.: C15H11ClI3NO4
  • Mol.Wt.: 685.4
  • Inv. Status: Limited Stock
Picture of Levothyroxine N-Methylamide (USP)
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Levothyroxine N-Methylamide (USP)

  • SZ CAT No: SZ-L022023
  • CAS No: 2088032-52-2
  • Mol.F.: C16H14I4N2O3
  • Mol.Wt.: 789.9
  • Inv. Status: In Stock
Picture of Levothyroxine D-Isomer
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Levothyroxine D-Isomer

  • SZ CAT No: SZ-L022024
  • CAS No: 51-49-0
  • Mol.F.: C15H11I4NO4
  • Mol.Wt.: 776.9
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine O-Methyl Amine Impurity
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Levothyroxine O-Methyl Amine Impurity

  • SZ CAT No: SZ-L022025
  • CAS No: 2230724-39-5
  • Mol.F.: C15H13I4NO2
  • Mol.Wt.: 746.9
  • Inv. Status: In Stock
Picture of 3,5,3',5'-Tetraiodo Thyrolactic Acid
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3,5,3',5'-Tetraiodo Thyrolactic Acid

  • SZ CAT No: SZ-L022026
  • CAS No: 7069-47-8
  • Mol.F.: C15H10I4O5
  • Mol.Wt.: 777.9
  • Inv. Status: Out of Stock, Custom Synthesis
Picture of L-Tyrosine,3,5-diiodo-o-(4-Methoxyphenyl)
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L-Tyrosine,3,5-diiodo-o-(4-Methoxyphenyl)

  • SZ CAT No: SZ-L022027
  • CAS No: 94345-95-6
  • Mol.F.: C16H15I2NO4
  • Mol.Wt.: 539.1
  • Inv. Status: Custom Synthesis
  • Rel. CAT No: SZ-L077010 ,
Picture of Levothyroxine  Impurity 1
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Levothyroxine  Impurity 1

  • SZ CAT No: SZ-L022028
  • CAS No: 2055-94-9
  • Mol.F.: C13H8I4O3
  • Mol.Wt.: 719.8
  • Inv. Status: In Stock
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Levothyroxine  Impurity 2

  • SZ CAT No: SZ-L022029
  • CAS No: 176258-89-2
  • Mol.F.: C14H10I4O2
  • Mol.Wt.: 717.9
  • Inv. Status: Custom Synthesis
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Levothyroxine  Impurity 3

  • SZ CAT No: SZ-L022030
  • CAS No: 854646-83-6
  • Mol.F.: C8H7I2NO3
  • Mol.Wt.: 419.0
  • Inv. Status: In Stock
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Levothyroxine  Impurity 4

  • SZ CAT No: SZ-L022031
  • CAS No: NA
  • Mol.F.: C16H12I4NO4 : Na
  • Mol.Wt.: 789.9 : 23.0
  • Inv. Status: Custom Synthesis
  • Rel. CAS No: 4367-89-9 (free base)
Picture of Levothyroxine D3
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Levothyroxine D3

  • SZ CAT No: SZ-L022D01
  • CAS No: NA
  • Mol.F.: C15H8D3I4NO4
  • Mol.Wt.: 779.9
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine
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Levothyroxine

  • SZ CAT No: SZ-L022032
  • CAS No: 51-48-9
  • Mol.F.: C15H11I4NO4
  • Mol.Wt.: 776.9
  • Inv. Status: In Stock
  • Rel. CAS No: 55-03-8 (Na salt)
Picture of Levothyroxine  Impurity 5
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Levothyroxine  Impurity 5

  • SZ CAT No: SZ-L022033
  • CAS No: 51-26-3
  • Mol.F.: C15H11I3O4
  • Mol.Wt.: 636.0
  • Inv. Status: In Stock
Picture of Levothyroxine Glucose Adduct
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Levothyroxine Glucose Adduct

  • SZ CAT No: SZ-L022034
  • CAS No: NA
  • Mol.F.: C21H21I4NO9
  • Mol.Wt.: 939.0
  • Inv. Status: Out of Stock
Picture of T4-Formic acid N-methylamide
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T4-Formic acid N-methylamide

  • SZ CAT No: SZ-L022035
  • CAS No: 2088032-78-2
  • Mol.F.: C14H9I4NO3
  • Mol.Wt.: 746.8
  • Inv. Status: In Stock
Picture of Levothyroxine Impurity 6
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Levothyroxine Impurity 6

  • SZ CAT No: SZ-L022036
  • CAS No: 105172-64-3
  • Mol.F.: C15H11I3N2O6
  • Mol.Wt.: 696.0
  • Inv. Status: Custom Synthesis
Picture of N-Acetyl L-Thyroxine Ethyl Ester
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N-Acetyl L-Thyroxine Ethyl Ester

  • SZ CAT No: SZ-L022037
  • CAS No: 30804-52-5
  • Mol.F.: C19H17I4NO5
  • Mol.Wt.: 847.0
  • Inv. Status: In Stock
Picture of 3-Bromo-L-Thyroxine
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3-Bromo-L-Thyroxine

  • SZ CAT No: SZ-L022038
  • CAS No: 1798894-90-2
  • Mol.F.: C15H11BrI3NO4
  • Mol.Wt.: 729.9
  • Inv. Status: Custom Synthesis
Picture of Liothyronine Maillard Lactose Impurity
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Liothyronine Maillard Lactose Impurity

  • SZ CAT No: SZ-L022039
  • CAS No: NA
  • Mol.F.: C27H32I3NO14
  • Mol.Wt.: 975.3
  • Inv. Status: In Stock
Picture of Levothyroxine Mannitol Adduct
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Levothyroxine Mannitol Adduct

  • SZ CAT No: SZ-L022040
  • CAS No: NA
  • Mol.F.: C21H23I4NO9
  • Mol.Wt.: 941.0
  • Inv. Status: Custom Synthesis
Picture of 3,5-Dichloro-L-Tyrosine
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3,5-Dichloro-L-Tyrosine

  • SZ CAT No: SZ-L022041
  • CAS No: 15106-62-4
  • Mol.F.: C9H9Cl2NO3
  • Mol.Wt.: 250.1
  • Inv. Status: In Stock
Picture of 3,5-Dibromo-L-tyrosine
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3,5-Dibromo-L-tyrosine

  • SZ CAT No: SZ-L022042
  • CAS No: 300-38-9
  • Mol.F.: C9H9Br2NO3
  • Mol.Wt.: 339.0
  • Inv. Status: In Stock
Picture of β-Hydroxy Thyroxine
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β-Hydroxy Thyroxine

  • SZ CAT No: SZ-L022043
  • CAS No: 107849-54-7
  • Mol.F.: C15H11I4NO5
  • Mol.Wt.: 792.9
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine Lactose Adduct
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Levothyroxine Lactose Adduct

  • SZ CAT No: SZ-L022045
  • CAS No: NA
  • Mol.F.: C27H32I3NO14
  • Mol.Wt.: 975.3
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine  Impurity 9
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Levothyroxine  Impurity 9

  • SZ CAT No: SZ-L022047
  • CAS No: 3861-58-3
  • Mol.F.: C7H4INO4
  • Mol.Wt.: 293.0
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine Sodium
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Levothyroxine Sodium

  • SZ CAT No: SZ-L022044
  • CAS No: 55-03-8
  • Mol.F.: C15H10I4NO4 : Na
  • Mol.Wt.: 775.9 : 23.0
  • Inv. Status: Custom Synthesis
  • Rel. CAS No: 51-48-9 (free base) ; 6106-07-6 (sodium pentahydrate)
Picture of Thyroxamine Hydrochloride
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Thyroxamine Hydrochloride

  • SZ CAT No: SZ-L022048
  • CAS No: 788824-71-5
  • Mol.F.: C14H11I4NO2 : HCl
  • Mol.Wt.: 732.9 : 36.5
  • Inv. Status: In Stock
  • Rel. CAS No: 3571-49-1 (free base) ; 1628689-42-8 (TFA salt)
Picture of 3-Monoiodothyronine
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3-Monoiodothyronine

  • SZ CAT No: SZ-L022049
  • CAS No: 16170-92-6
  • Mol.F.: C15H14INO4
  • Mol.Wt.: 399.2
  • Inv. Status: Custom Synthesis
Picture of Levothyroxine  Impurity 10
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Levothyroxine  Impurity 10

  • SZ CAT No: SZ-L022050
  • CAS No: NA
  • Mol.F.: C16H11I4NO5
  • Mol.Wt.: 804.9
  • Inv. Status: Custom Synthesis
Picture of Thyroxine Sodium
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Thyroxine Sodium

  • SZ CAT No: SZ-L022051
  • CAS No: NA
  • Mol.F.: C15H11I4NO4 : Na
  • Mol.Wt.: 776.9 : 23.0
  • Inv. Status: Custom Synthesis
  • Rel. CAS No: 300-30-1 (free base)
Picture of Levothyroxine  Impurity 11
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Levothyroxine  Impurity 11

  • SZ CAT No: SZ-L022052
  • CAS No: 2244907-74-0
  • Mol.F.: C13H12IO2 : CF3O3S
  • Mol.Wt.: 327.1 : 149.1
  • Inv. Status: Custom Synthesis
  • Rel. CAS No: 167998-35-8 (free base)
Picture of Levothyroxine  Impurity 12
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Levothyroxine  Impurity 12

  • SZ CAT No: SZ-L022053
  • CAS No: 889871-36-7
  • Mol.F.: C9H9ClINO3
  • Mol.Wt.: 341.5
  • Inv. Status: In Stock

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