SynInnova Laboratories Inc.

SL-1991

L-Thyroxine-13C9,15N, 98% (CP)

Isotopic Purity :

99 atom % 13C and 15N

Related CAS No. :

[51-48-9] of the unlabelled compound

Synonyms : 3-[4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl]-L-alanine-13C9,15N; 3,3′,5,5'-Tetraiodo-L-thyronine-13C9,15N; Levothyroxine-13C9,15N; T4 - 13C9,15N

Price and Availability
Pack Size	Price in USD	Quantity	Availability	Shipping Status
5MG	1980.00	- +	Back Order	Estimated to Ship on 01.20.2025
10MG	2980.00	- +	Back Order	Estimated to Ship on 01.20.2025

Chemical Properties
Mol. Formula : C₆¹³C₉H₁₁I₄¹⁵NO₄	Mol. Weight : 786.80
Appearance : Off-white solid	Melting Point : Not available
For Laboratory research use only, not for drug, household or other uses.

Applications : L-Thyroxine-13C9,15N is a mixed labellled synthetic hormone in the treatment of hypothyroidism. DIO enzymes convert biologically active thyroid hormone (Triiodothyronine,T3) from L-Thyroxine (T4). This also can be used as internal reference standard.

References : Arici. M. et al.: Endocr J. Jan 11, 2018; Corriveau S. et al., J. Clin Transl Endocrinol. Sep 9;2(4):144-149, 2015

Storage : Keep container tightly closed under nitrogen or argon and refrigerate for long-term shelf life.

Caution : In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical advice. Wear suitable protective clothing and gloves.

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Product ID : SL-1991

Product Name : L-Thyroxine-13C9,15N

Note : If you do not find your required compound in our catalogue, or not commercially available, please contact us, we will assist you to get your desired molecule. We only charge if we deliver to your satisfaction.

Site is under construction and it will coming soon. Please contact us at sales@syninnova.com for COA. Thank you!

Site is under construction and it will coming soon. Please contact us at sales@syninnova.com for HNMR. Thank you!

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SL-1280	Levothyroxine monobromo impurity
SL-1991	L-Thyroxine-13C9,15N
SL-1276	Levothyroxine methoxyphenoxy aldehyde impurity
SL-1271	Levothyroxine USB C impurity
SL-3463	O-Methylthyroxine
SL-1992	3,3',5-Triiodo-L-thyronine-13C9,15N
SL-1284	Levothyroxine O-methyl amine hydrochloride impurity
SL-1269	Levothyroxine USB A impurity
SL-1274	Levothyroxine-d₃ USB E impurity
SL-1267	L-Thyroxine aminohexyl ether dihydrochloride
SL-1291	Levothyroxine EP impurity F
SL-1289	Levothyroxine EP impurity D

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SL-1991

L-Thyroxine-13C9,15N, 98% (CP)

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