Semaglutide Impurity 304
- CAS3055106-79-8
- CatalogueRS-S025579
- FormulaC47H87N3O13
- MW902.22
On this page
Product identification
| Product name | Semaglutide Impurity 304 |
|---|---|
| Catalogue No. | RS-S025579 |
| CAS No. | 3055106-79-8 |
| Molecular formula | C47H87N3O13 |
| Molecular weight | 902.22 |
| Availability | Back order— restocking can be arranged, about 1–2 weeks |
| Standard type | Impurity Reference Standards |
| Drug substance | Semaglutide |
| Storage | Refer to the certificate of analysis (COA) supplied with each lot |
| Intended use | For laboratory and research use only. Not for human or veterinary use. |
What is stated on the certificate
Content and purity are assigned per lot and stated on the certificate of analysis issued for the batch you receive — they are not a catalogue-level figure. The certificate records the tests performed, the specification applied and the result obtained for that lot.
| Field | Basis |
|---|---|
| Identity | Spectroscopic and chromatographic methods appropriate to the material |
| Purity | Chromatographic purity, area normalisation unless stated otherwise |
| Assay / content | Mass balance, corrected for the stated volatiles and residue |
| Catalogue and batch numbers | RS-S025579 / batch number on the certificate |
| Retest date | Printed on the certificate for the lot supplied |
Frequently asked
What documentation is supplied with this lot?
Is the assigned value given on an “as is” basis?
How should this material be stored?
Do you supply pack sizes other than those listed?
Finding this standard
Buyers reach this compound by CAS number, by catalogue number, through the drug substance it belongs to, or through the type of standard it is. Those routes all start here:
- Other impurities of Semaglutide
- Impurity Reference Standards of this kind
- Documents for this item (COA, SDS)
- Certificate of analysis for RS-S025579
- Request a quotation for RS-S025579
Searching another way? Send the structure, a SMILES string or the pharmacopoeial name — a CAS number is not required for a non-compendial impurity. Write to sales@rssechem.com.
Other standards of Semaglutide
All 116 further standards are listed here — every link is in the page, not loaded later.
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Semaglutide
IN STOCKRS-U106496 -
Semaglutide acetate
BACK ORDERRS-S025571 -
Semaglutide Sodium
BACK ORDERRS-S025581 -
(Des-His1-Aib2-Side Chain)-Semaglutide
CUSTOM SYNTHESISRS-S025002 -
(R)-(-)-2-Aminobutyric Acid
IN STOCKRS-U080265 -
2-(2-(DIBENZYLAMINO)ETHOXY)ETHANOL
BACK ORDERRS-U051558 -
2-Fluoro-4-(trifluoromethyl)benzaldehyde
IN STOCKRS-U014A1F -
3-(1-(tert-Butoxycarbonyl)-1H-imidazol-4-yl)-2-oxopropanoic Acid
CUSTOM SYNTHESISRS-Z401FGU -
3-9(2,2,2-Trifluoroethyl)sulfanyl)aniline
IN STOCKRS-U083155 -
5-benzyl 1-(tert-butyl) ((benzyloxy)carbonyl)-L-glutamate
BACK ORDERRS-I012365 -
Acetic acid, 2-[2-(2-aminoethoxy)ethoxy]-, 1,1-dimethylethyl ester
IN STOCKRS-U078047 -
Boc-D-His(Trt)-OH
BACK ORDERRS-U091741 -
Boc-His(Boc)-OH
IN STOCKRS-C004093 -
Boc-His(Trt)-Aib-OH
BACK ORDERRS-C004040 -
Boc-His(Trt)-OH
CUSTOM SYNTHESISRS-I012058 -
Boc-Tyr(tBu)-Aib-OH
BACK ORDERRS-U091668 -
Boc-Tyr(tBu)-OH
IN STOCKRS-C004108 -
Des-[Oct-y-Glu-AEEA-AEEA]-Semaglutide
BACK ORDERRS-S025028 -
Di-tert-Butyl octadecanedioate
BACK ORDERRS-I010437 -
Fmoc-AEEA-AEEA
BACK ORDERRS-U049302 -
Fmoc-D-Asp-OH
CUSTOM SYNTHESISRS-U049538 -
Fmoc-D-Gln(Trt)-OH
BACK ORDERRS-U101112 -
Fmoc-D-Phe-D-Phe-OH
BACK ORDERRS-U101413 -
Fmoc-D-Phe-Gly-OH
CUSTOM SYNTHESISRS-U101354 -
Fmoc-Glu(OtBu)-Gly-OH
BACK ORDERRS-U101190 -
Fmoc-Gly-Arg (Pbf) -OH
CUSTOM SYNTHESISRS-U101206 -
Fmoc-L-Lys[Oct-(OtBu)-D-Glu-(OtBu)-AEEA-AEEA]-OH
BACK ORDERRS-U101391 -
Fmoc-L-Trp(Boc)-OH
BACK ORDERRS-U101069 -
Fmoc-Lys(Alloc)-OH
BACK ORDERRS-U101077 -
Fmoc-Lys[Oct-(OtBu)-Glu-(OtBu)-AEEA]-OH
BACK ORDERRS-U101401 -
Fmoc-p-fluoro-Phe-OH
BACK ORDERRS-U101297 -
Fmoc-Phe-Gly-OH
BACK ORDERRS-U101298 -
Fmoc-Phe-Phe-OH
CUSTOM SYNTHESISRS-U101188 -
Fmoc-Trp(Boc)-OBn
CUSTOM SYNTHESISRS-U101219 -
Fmoc-Val-Gly-OH
BACK ORDERRS-U101261 -
Fmoc-Val-Gly-Ome
BACK ORDERRS-U101240 -
H-D-Glu(OBzl)-OH
IN STOCKRS-U211O9S -
H-Glu-OtBu
IN STOCKRS-C007026 -
methyl 2-amino-2-methylpropanoate hydrochloride
IN STOCKRS-U088582 -
N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-isoleucine
CUSTOM SYNTHESISRS-U096109 -
N-Hydroxy-5-norbornene-2,3-dicarboximide
IN STOCKRS-C005110 -
N2-Fmoc-L-lysine Benzyl Ester Hydrochloride
BACK ORDERRS-U057678 -
Octadecanedioic acid
IN STOCKRS-C040033 -
Octadecanedioic acid mono-tert-butyl ester
IN STOCKRS-C040023 -
Semaglutide Side Chain (Synthetic)
BACK ORDERRS-S025018 -
t-butyl-octadecanedioate-NHS ester
BACK ORDERRS-S025027 -
Semaglutide Impurity 01
BACK ORDERRS-S025033 -
Semaglutide Impurity 2
BACK ORDERRS-I001BC1 -
Semaglutide Impurity 3
BACK ORDERRS-I001799 -
Semaglutide Impurity 7 (AEEA-AEEA)
CUSTOM SYNTHESISRS-S025001 -
Semaglutide Impurity 14(Boc-L-His(Boc)-Aib-OH)
BACK ORDERRS-S025037 -
Semaglutide Impurity 21(HO-Ste-L-γGlu-AEEA-AEEA-OH)
BACK ORDERRS-S025015 -
Semaglutide Impurity 22 (tBuO-C18-Glu(OtBu)-OSu)
BACK ORDERRS-S025012 -
Semaglutide Impurity 22(OtBu-Ste-γGlu(OtBu)-AEEA-AEEA-OH)
BACK ORDERRS-S025008 -
Semaglutide impurity 31
BACK ORDERRS-I001AYH -
Semaglutide impurity 39
BACK ORDERRS-I001AW3 -
Semaglutide Impurity 39(tBuO-C20-γ-Glu-AEEA-OtBu)
BACK ORDERRS-S025025 -
Semaglutide impurity 49
BACK ORDERRS-I001BCX -
Semaglutide impurity 51
BACK ORDERRS-I001A1H -
Semaglutide Impurity 58(tBuO-C20-Glu-OtBu)
BACK ORDERRS-S025009 -
Semaglutide impurity 59
IN STOCKRS-I001379 -
Semaglutide impurity 65
BACK ORDERRS-I001AX7 -
Semaglutide impurity 69
BACK ORDERRS-I001AV7 -
Semaglutide impurity 73
BACK ORDERRS-I001B7A -
Semaglutide impurity 84
BACK ORDERRS-I001AZ5 -
Semaglutide Impurity 97(HO-Ste-γGlu-AEEA-AEEA-OSu)
BACK ORDERRS-S025011 -
Semaglutide Impurity 136 (Boc-AEEA-AEEA)
BACK ORDERRS-S025565 -
Semaglutide Impurity 144
BACK ORDERRS-S025040 -
Semaglutide Impurity 145
BACK ORDERRS-I001AN7 -
Semaglutide Impurity 148
BACK ORDERRS-I001399 -
Semaglutide Impurity 149
BACK ORDERRS-I001ANT -
Semaglutide Impurity 156
CUSTOM SYNTHESISRS-S025032 -
Semaglutide Impurity 180
BACK ORDERRS-S025006 -
Semaglutide Impurity 186
BACK ORDERRS-S025039 -
Semaglutide Impurity 189
IN STOCKRS-S025034 -
Semaglutide Impurity 209
BACK ORDERRS-S025014 -
Semaglutide impurity 215
CUSTOM SYNTHESISRS-I001BN0 -
Semaglutide Impurity 216
BACK ORDERRS-S025031 -
Semaglutide Impurity 220
CUSTOM SYNTHESISRS-S025023 -
Semaglutide impurity 229
BACK ORDERRS-I001AK6 -
Semaglutide Impurity 232
IN STOCKRS-S025007 -
Semaglutide impurity 236
BACK ORDERRS-I001AAG -
Semaglutide Impurity 240
IN STOCKRS-S025016 -
Semaglutide Impurity 244(C20-OtBu-γ-Glu(OtBu)-AEEA-AEE
BACK ORDERRS-S025003 -
Semaglutide impurity 244(Fmoc-His(Fmoc)-Aib-OH)
BACK ORDERRS-I001AP3 -
Semaglutide Impurity 246
CUSTOM SYNTHESISRS-S025567 -
Semaglutide Impurity 262
IN STOCKRS-S025017 -
Semaglutide impurity 266
BACK ORDERRS-I001ADN -
Semaglutide impurity 267
CUSTOM SYNTHESISRS-I001B0L -
Semaglutide impurity 277
BACK ORDERRS-I001ARC -
Semaglutide Impurity 308
IN STOCKRS-S025026 -
Semaglutide Impurity 309
BACK ORDERRS-S025030 -
Semaglutide Impurity 315
BACK ORDERRS-S025569 -
Semaglutide Impurity 316
IN STOCKRS-S025570 -
Semaglutide Impurity 318
IN STOCKRS-S025004 -
Semaglutide Impurity 319
BACK ORDERRS-S025005 -
Semaglutide Impurity 320
CUSTOM SYNTHESISRS-S025010 -
Semaglutide Impurity 321
BACK ORDERRS-S025013 -
Semaglutide Impurity 322
BACK ORDERRS-S025019 -
Semaglutide Impurity 323
CUSTOM SYNTHESISRS-S025020 -
Semaglutide Impurity 324
BACK ORDERRS-S025021 -
Semaglutide Impurity 325
BACK ORDERRS-S025022 -
Semaglutide Impurity 326
IN STOCKRS-S025029 -
Semaglutide Impurity 327
CUSTOM SYNTHESISRS-S025035 -
Semaglutide Impurity 328
BACK ORDERRS-S025036 -
Semaglutide Impurity 329
BACK ORDERRS-S025038 -
Semaglutide Impurity 330
CUSTOM SYNTHESISRS-S025041 -
Semaglutide Impurity 364
BACK ORDERRS-S025568 -
Semaglutide Impurity 371
CUSTOM SYNTHESISRS-S025590 -
Semaglutide Impurity 398
BACK ORDERRS-S025566 -
Semaglutide Impurity 399
BACK ORDERRS-S025582
Pharmacopoeial names (EP, USP, BP, JP) are used for identification purposes only and do not imply endorsement by those bodies. This product is supplied for laboratory and research use only — not for human or veterinary use.











![Chemical structure of Acetic acid, 2-[2-(2-aminoethoxy)ethoxy]-, 1,1-dimethylethyl ester](/structures/w4/WFBRWOZVLSLRSZ-UHFFFAOYSA-N.webp?v=8)






![Chemical structure of Des-[Oct-y-Glu-AEEA-AEEA]-Semaglutide](/structures/w4/KARGRIQTXGDPPY-UHFFFAOYSA-N.webp?v=8)








![Chemical structure of Fmoc-L-Lys[Oct-(OtBu)-D-Glu-(OtBu)-AEEA-AEEA]-OH](/structures/w4/COTQASXXEXJBOM-UHFFFAOYSA-N.webp?v=8)


![Chemical structure of Fmoc-Lys[Oct-(OtBu)-Glu-(OtBu)-AEEA]-OH](/structures/w4/GPZFXFXUAXJMKL-UHFFFAOYSA-N.webp?v=8)








![Chemical structure of L-Glutamic acid, N-[(9H-fluoren-9-ylmethoxy)carbonyl]-, 5-(1,1-dimethylethyl) 1-methyl ester](/structures/w4/GPJLBPADEUSQSY-NRFANRHFSA-N.webp?v=8)
![Chemical structure of L-Glutamic acid, N-[20-(1,1-dimethylethoxy)-1,20-dioxoeicosyl]-, 1-(1,1-dimethylethyl) 5-(2,5-dioxo-1-pyrrolidinyl) ester](/structures/w4/KGDAFBWUDUETLI-LJAQVGFWSA-N.webp?v=8)

![Chemical structure of N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-L-isoleucine](/structures/w4/QXVFEIPAZSXRGM-DJJJIMSYSA-N.webp?v=8)






































































