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)

Disclaimer

SynZeal product information given on this website is as per the existing understanding while publishing the details on website. The customer is responsible for assessing the accuracy of the information at the time of actual purchase.

SynZeal will update these details as per new development or finding in product specification without further noticed.

Chemical Name: Sodium (S)-2-amino-3-(4-(3,5-diiodo-4-methoxyphenoxy)-3,5-diiodophenyl)propanoate

Shipping Temperature: Ambient

HSN Code: 38229010

Country of Origin: India

Smiles: COC1=C(I)C=C(C=C1I)OC2=C(I)C=C(C[C@H](N)C([O-])=O)C=C2I.[Na+]

Levothyroxine Impurity 4 is chemically Sodium (S)-2-amino-3-(4-(3,5-diiodo-4-methoxyphenoxy)-3,5-diiodophenyl)propanoate. Levothyroxine Impurity 4 is supplied with detailed characterization data compliant with regulatory guideline. Levothyroxine Impurity 4 can be used for the analytical method development, method validation (AMV), Quality Controlled (QC) application for Abbreviated New Drug Application (ANDA) or during commercial production of Levothyroxine.

The product can be used as reference standards and further traceability against pharmacopeial standards (USP or EP) can be provided based on feasibility. SynZeal products are for analytical purpose only and not for human use.

Related products

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

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

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

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

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

Levothyroxine Sodium Hydrate

SZ CAT No:	: SZ-L022012
CAS No	: 25416-65-3
Mol.F.	: C15H10I4NO4 : Na : x(H2O)
Mol.Wt.	: 775.9 : 23.0 : x(18.0)
Inv. Status	: In Stock
Rel. CAS No	: 51-48-9 (free base) : 55-03-8 (Na salt)

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

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)

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 ,

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

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 ,

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 ,

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 ,

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

T4-Acetamide

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

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

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

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

Levothyroxine Ethyl Ester

SZ CAT No:	: SZ-L022020
CAS No	: 76353-71-4
Mol.F.	: C17H15I4NO4
Mol.Wt.	: 804.9
Inv. Status	: In Stock

Levothyroxine Methyl Ester

SZ CAT No:	: SZ-L022021
CAS No	: 32180-11-3
Mol.F.	: C16H13I4NO4
Mol.Wt.	: 790.9
Inv. Status	: Custom Synthesis

Levothyroxine Monochloro Impurity

SZ CAT No:	: SZ-L022022
CAS No	: 909279-46-5
Mol.F.	: C15H11ClI3NO4
Mol.Wt.	: 685.4
Inv. Status	: Limited Stock

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

Levothyroxine D-Isomer

SZ CAT No:	: SZ-L022024
CAS No	: 51-49-0
Mol.F.	: C15H11I4NO4
Mol.Wt.	: 776.9
Inv. Status	: Custom Synthesis

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

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

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 ,

Levothyroxine Impurity 1

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

Levothyroxine Impurity 2

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

Levothyroxine Impurity 3

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

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)

Levothyroxine D3

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

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)

Levothyroxine Impurity 5

SZ CAT No:	: SZ-L022033
CAS No	: 51-26-3
Mol.F.	: C15H11I3O4
Mol.Wt.	: 636.0
Inv. Status	: In Stock

Levothyroxine Glucose Adduct

SZ CAT No:	: SZ-L022034
CAS No	: NA
Mol.F.	: C21H21I4NO9
Mol.Wt.	: 939.0
Inv. Status	: Out of Stock

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

Levothyroxine Impurity 6

SZ CAT No:	: SZ-L022036
CAS No	: 105172-64-3
Mol.F.	: C15H11I3N2O6
Mol.Wt.	: 696.0
Inv. Status	: Custom Synthesis

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

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

Liothyronine Maillard Lactose Impurity

SZ CAT No:	: SZ-L022039
CAS No	: NA
Mol.F.	: C27H32I3NO14
Mol.Wt.	: 975.3
Inv. Status	: In Stock

Levothyroxine Mannitol Adduct

SZ CAT No:	: SZ-L022040
CAS No	: NA
Mol.F.	: C21H23I4NO9
Mol.Wt.	: 941.0
Inv. Status	: Custom Synthesis

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

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

β-Hydroxy Thyroxine

SZ CAT No:	: SZ-L022043
CAS No	: 107849-54-7
Mol.F.	: C15H11I4NO5
Mol.Wt.	: 792.9
Inv. Status	: Custom Synthesis

Levothyroxine Lactose Adduct

SZ CAT No:	: SZ-L022045
CAS No	: NA
Mol.F.	: C27H32I3NO14
Mol.Wt.	: 975.3
Inv. Status	: Custom Synthesis

Levothyroxine Impurity 9

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

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)

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)

3-Monoiodothyronine

SZ CAT No:	: SZ-L022049
CAS No	: 16170-92-6
Mol.F.	: C15H14INO4
Mol.Wt.	: 399.2
Inv. Status	: Custom Synthesis

Levothyroxine Impurity 10

SZ CAT No:	: SZ-L022050
CAS No	: NA
Mol.F.	: C16H11I4NO5
Mol.Wt.	: 804.9
Inv. Status	: Custom Synthesis

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)

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)

Levothyroxine Impurity 12

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

Levothyroxine Impurity 4

Contacts

Our Locations