Levothyroxine Impurities & Stable Isotopes List | Clearsynth

Levothyroxine Pharmaceutical Reference Standards

*Levothyroxine

LEVOTHYROXINE IMPURITIES, IMPURITIES

*Levothyroxine

CAT No.	: CS-T-44338
Mol F.	: C16H13I4NO4
Mol W.	: 790.9 g/mol
Cas No.	: 32180-11-3
Stock	: IN-Stock

3'-Bromo-3,5,5'-triiodothyronine

LEVOTHYROXINE IMPURITIES, IMPURITIES

3'-Bromo-3,5,5'-triiodothyronine

CAT No.	: CS-O-45711
Mol F.	: C15H11BrI3NO4
Mol W.	: 729.87 g/mol
Cas No.	: 77667-01-7
Stock	: Enquire

4-Hydroxy-3-iodo-5-nitrobenzaldehyde

LEVOTHYROXINE INTERMEDIATES, INTERMEDIATES

4-Hydroxy-3-iodo-5-nitrobenzaldehyde

CAT No.	: CS-O-40713
Mol F.	: C7H4INO4
Mol W.	: 293.02 g/mol
Cas No.	: 3861-58-3
Stock	: Enquire

Levothyroxine

LEVOTHYROXINE API STANDARDS, API STANDARDS

Levothyroxine

CAT No.	: CS-BB-00023
Mol F.	: C₁₅H₁₁I₄NO₄
Mol W.	: 776.87 g/mol
Cas No.	: 51-48-9
Stock	: IN-Stock

Levothyroxine - Impurity G

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine - Impurity G

CAT No.	: CS-O-39515
Mol F.	: C15H13I4NO2
Mol W.	: 746.89 g/mol
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine (1365000)

LEVOTHYROXINE USP STANDARDS, USP STANDARDS

Levothyroxine (1365000)

CAT No.	: CS-EB-02386
Mol F.	: C₁₅H₁₁I₄NO₄
Mol W.	: 782.81 g/mol
Cas No.	: 51-48-9
Stock	: Enquire

Levothyroxine- 13C6

LEVOTHYROXINE STABLE ISOTOPES, STABLE ISOTOPES

Levothyroxine- 13C6

CAT No.	: CS-O-38573
Mol F.	: C913C6H11I4NO4
Mol W.	: 782.83 g/mol
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine D3

LEVOTHYROXINE STABLE ISOTOPES, STABLE ISOTOPES

Levothyroxine D3

CAT No.	: CS-O-16186
Mol F.	: C₁₅H₈D₃I₄NO₄
Mol W.	: 779.89 g/mol
Cas No.	: Not Available
Stock	: IN-Stock

Levothyroxine- D5

LEVOTHYROXINE STABLE ISOTOPES, STABLE ISOTOPES

Levothyroxine- D5

CAT No.	: CS-O-38575
Mol F.	: C15H6D5I4NO4
Mol W.	: 781.90 g/mol
Cas No.	: Not Available
Stock	: Enquire

levothyroxine Dimer

LEVOTHYROXINE IMPURITIES, IMPURITIES

levothyroxine Dimer

CAT No.	: CS-O-45712
Mol F.	: C30H21I7N2O8
Mol W.	: 1425.84 g/mol
Cas No.	: 2088032-62-4
Stock	: Enquire

Levothyroxine EP Impurity B

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity B

CAT No.	: CS-O-15811
Mol F.	: C₁₅H₁₁ClI₃NO₄
Mol W.	: 685.42 g/mol
Cas No.	: 1628720-66-0
Stock	: IN-Stock

Levothyroxine EP Impurity C

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity C

CAT No.	: CS-T-45488
Mol F.	: C₁₄H₉I₃O₄
Mol W.	: 621.93 g/mol
Cas No.	: 51-24-1
Stock	: IN-Stock

Levothyroxine EP Impurity D

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity D

CAT No.	: CS-T-43890
Mol F.	: C₁₄H₈I₄O₄
Mol W.	: 747.83 g/mol
Cas No.	: 67-30-1
Stock	: IN-Stock

Levothyroxine EP Impurity E

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity E

CAT No.	: CS-T-19369
Mol F.	: C₁₅H₁₃I₂NO₄
Mol W.	: 525.08 g/mol
Cas No.	: 1041-01-6
Stock	: IN-Stock

Levothyroxine EP Impurity F

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity F

CAT No.	: CS-T-62058
Mol F.	: C₂₁H₁₃I₆NO₅
Mol W.	: 1120.76 g/mol
Cas No.	: 911661-90-0
Stock	: IN-Stock

Levothyroxine EP Impurity G hydrochloride

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity G hydrochloride

CAT No.	: CS-O-33624
Mol F.	: C₁₅H₁₄ClI₄NO₂
Mol W.	: 783.35 g/mol
Cas No.	: 2230724-39-5 (Freebase)
Stock	: IN-Stock

Levothyroxine EP Impurity H

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity H

CAT No.	: CS-T-43894
Mol F.	: C₁₃H₆I₄O₄
Mol W.	: 733.80 g/mol
Cas No.	: 2055-97-2
Stock	: IN-Stock

Levothyroxine EP Impurity I

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity I

CAT No.	: CS-T-43892
Mol F.	: C₁₃H₆I₄O₃
Mol W.	: 717.80 g/mol
Cas No.	: 2016-06-0
Stock	: IN-Stock

Levothyroxine EP Impurity K

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine EP Impurity K

CAT No.	: CS-O-14067
Mol F.	: C₁₅H₁₂I₃NO₄
Mol W.	: 650.97 g/mol
Cas No.	: 5817-39-0
Stock	: IN-Stock

Levothyroxine Ethyl Ester

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Ethyl Ester

CAT No.	: CS-T-44337
Mol F.	: C17H15I4NO4
Mol W.	: Not Available
Cas No.	: 76353-71-4
Stock	: IN-Stock

Levothyroxine for Peak Identification ()

LEVOTHYROXINE USP STANDARDS, USP STANDARDS

Levothyroxine for Peak Identification ()

CAT No.	: CS-EB-01197
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 55-03-8
Stock	: Enquire

Levothyroxine for peak identification (Y0001382)

LEVOTHYROXINE EP STANDARDS, EP STANDARDS

Levothyroxine for peak identification (Y0001382)

CAT No.	: CS-EG-01445
Mol F.	: C15H12I4NNaO5
Mol W.	: 816.87 g/mol
Cas No.	: 25416-65-3
Stock	: Enquire

Levothyroxine for Peak Identification(Secondary Standards traceble to USP)

LEVOTHYROXINE SECONDARY STANDARDS, SECONDARY STANDARDS

Levothyroxine for Peak Identification(Secondary Standards traceble to USP)

CAT No.	: CS-ER-01189
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: 55-03-8
Stock	: Enquire

Levothyroxine Glucose Adduct

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Glucose Adduct

CAT No.	: CS-P-08177
Mol F.	: C₂₁H₂₁I₄NO₉
Mol W.	: 939.01 g/mol
Cas No.	: Not Available
Stock	: IN-Stock

Levothyroxine Impurity 30 Sodium Salt

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Impurity 30 Sodium Salt

CAT No.	: CS-P-08125
Mol F.	: C16H13I4NO4. Na
Mol W.	: 812.88 g/mol
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine- Impurity 5

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine- Impurity 5

CAT No.	: CS-DN-00016
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine Lactose Adduct

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Lactose Adduct

CAT No.	: CS-P-08082
Mol F.	: C₂₇H₃₁I₄NO₁₄
Mol W.	: 1101.15 g/mol
Cas No.	: Not Available
Stock	: IN-Stock

Levothyroxine Lactose Adduct (N-lactoside)

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Lactose Adduct (N-lactoside)

CAT No.	: CS-O-35442
Mol F.	: C₂₇H₃₁I₄NO₁₄
Mol W.	: 1101.15 g/mol
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine Lactose Adduct (O-lactoside)

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Lactose Adduct (O-lactoside)

CAT No.	: CS-O-35443
Mol F.	: C27H31I4NO14
Mol W.	: 1101.15 g/mol
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine Monochloro Impurity

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Monochloro Impurity

CAT No.	: CS-O-16035
Mol F.	: C₁₅H₁₁ClI₃NO₄
Mol W.	: 685.42 g/mol
Cas No.	: 909279-46-5
Stock	: IN-Stock

Levothyroxine N- formamide Impurity

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine N- formamide Impurity

CAT No.	: CS-DN-00017
Mol F.	: Not Available
Mol W.	: Not Available
Cas No.	: Not Available
Stock	: Enquire

Levothyroxine N-Methylamide

LEVOTHYROXINE METABOLITES, METABOLITES

Levothyroxine N-Methylamide

CAT No.	: CS-O-14502
Mol F.	: C₁₆H₁₄I₄N₂O₃
Mol W.	: 789.91 g/mol
Cas No.	: 2088032-52-2
Stock	: IN-Stock

Levothyroxine Related Compound 10

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Related Compound 10

CAT No.	: CS-P-08124
Mol F.	: C₁₆H₁₅I₂NO₄
Mol W.	: 539.10 g/mol
Cas No.	: 94345-95-6
Stock	: IN-Stock

Levothyroxine Sodium

LEVOTHYROXINE API STANDARDS, API STANDARDS

Levothyroxine Sodium

CAT No.	: CS-O-01770
Mol F.	: C₁₅H₁₀I₄NNaO₄
Mol W.	: 798.85 g/mol
Cas No.	: 55-03-8
Stock	: IN-Stock

Levothyroxine Sodium (1365065)

LEVOTHYROXINE USP STANDARDS, USP STANDARDS

Levothyroxine Sodium (1365065)

CAT No.	: CS-EB-02783
Mol F.	: C15H12I4NNaO5
Mol W.	: 816.87 g/mol
Cas No.	: 25416-65-3 (hydrate)
Stock	: Enquire

Levothyroxine Sodium EP Impurity J

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine Sodium EP Impurity J

CAT No.	: CS-I-00089
Mol F.	: C15H13I2NO4
Mol W.	: 525 g/mol
Cas No.	: 70-40-6
Stock	: IN-Stock

Levothyroxine sodium Hydrate

LEVOTHYROXINE API STANDARDS, API STANDARDS

Levothyroxine sodium Hydrate

CAT No.	: CS-O-16243
Mol F.	: C15H10I4NO4 : Na : 5(H2O)
Mol W.	: 798.9 : 23.0 : 5(18.0) g/mol
Cas No.	: 25416-65-3
Stock	: Enquire

Levothyroxine-13C9-15N

LEVOTHYROXINE STABLE ISOTOPES, STABLE ISOTOPES

Levothyroxine-13C9-15N

CAT No.	: CS-O-03203
Mol F.	: C₆[₁C]₉H₁₁I₄[¹⁵N]O₄
Mol W.	: 98.25 g/mol
Cas No.	: 1431868-11-9
Stock	: Enquire

Levothyroxine-4-Lactose Maillard Impurity

LEVOTHYROXINE IMPURITIES, IMPURITIES

Levothyroxine-4-Lactose Maillard Impurity

CAT No.	: CS-O-50307
Mol F.	: C27H31I4NO14
Mol W.	: 1101.15 g/mol
Cas No.	: Not Available
Stock	: Enquire

O-(4-Hydroxy-3-iodophenyl) Levothyroxine

LEVOTHYROXINE IMPURITIES, IMPURITIES

O-(4-Hydroxy-3-iodophenyl) Levothyroxine

CAT No.	: CS-EO-03977
Mol F.	: C21H14I5NO5
Mol W.	: 994.9 g/mol
Cas No.	: Not Available
Stock	: Enquire

TRIIODO-L-THYRONINE AMPOLA 100 µG/ML

LEVOTHYROXINE IMPURITIES, IMPURITIES

TRIIODO-L-THYRONINE AMPOLA 100 µG/ML

CAT No.	: CS-O-48172
Mol F.	: C15H12I3NO4
Mol W.	: 650.9 g/mol
Cas No.	: 5817-39-0
Stock	: Enquire