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Code Name Synonym
ET-077 Mpa(Trt) 3-trityl-mercaptopropionic acid
CAS 27144-18-9 /upload/more_svg/small/small_ET-077.svg
Formula C22H20O2S
MW 348.5
Purity >99%
Storage +2 ... +8 °C
Code Name Synonym
ET-082 4-[(Boc)2-Guanidino]phenylacetic acid (Boc)2-4-GPAc-OH // 4-[Bis(tert-butyloxycarbonyl)-guanidino]phenylacetic acid
CAS 1263045-12-0 /upload/svg/small/small_et-082.svg
Formula C19H27N3O6
MW 393.4
Purity >98%
Storage +2 ... +8 °C
Code Name Synonym
ET-081 4-trans-(Boc2-Guanidino)metilcyclohexane carboxylic acid (Boc)2-4-trans-Gmc-OH
CAS 1263047-40-0 /upload/more_svg/small/small_ET-081.svg
Formula C19H33N3O6
MW 399.5
Purity >98%
Storage +2 ... +8 °C
Code Name Synonym
ET-083 4-cis-[(Boc)2-Guanidino]cyclohexane carboxylic acid 4-cis-[Bis(tert-butyloxycarbonyl)-guanidino]cyclohexane carboxylic acid
CAS 1263045-22-2 /upload/more_svg/small/small_ET-083.svg
Formula C18H31N3O6
MW 385.5
Purity >98%
Storage +2 ... +8 °C
Code Name Synonym
ET-153 4-(azidomethyl)benzoic acid 4-azidomethylbenzoic Acid
CAS 79584-03-5 /upload/more_svg/small/small_et-153.svg
Formula C8H7N3O2
MW 177.2
Purity >98%
Storage +2 ... +8 °C
Note 4-(azidomethyl)benzoic acid is used in azide-alkyne ligation chemistry using click-chemistry. JACS (2004), 126(29), 8862-8863. DOI:10.1021/ja049684r;  DOI:10.1002/anie.201206281; Chemistry - A European Journal (2018), 24(7), 1619-1630. DOI:10.1002/chem.201704179.
Code Name Synonym
ET-162 Mal(Br2)-AEEA 3,4-dibrommaleimido-AEEA // dibrommaleimido AEEA // DB-AEEA // DBM-AEEA // 3,4-dibrommaleimido 8-amino-3,6-dioxaoctanoic acid // 3,4-dibrommaleimido O2Oc // 3,4-dibrommaleimido Ado // 3,4-dibrommaleimido Adoa // 2‐{2‐[2‐(3,4‐dibromo‐2,5‐dioxo‐2,5‐dihydro‐1H‐pyrrol‐1‐yl)ethoxy]ethoxy}acetic acid
CAS n/a /upload/small/small_et-162.svg
Formula C10H11Br2NO6
MW 401
Purity >98%
Storage +2 ... +8 °C
Note Mal(Br2)-AEEA is used as a hydrophylic bio-conjugation reagent for antibody-drug-conjugate synthesis. The di-bromo maleimide is a novel conjugation tool that addresses the retro-Michael instability of simple thiosuccinimide linkage. Baker et al Organic & Biomolecular Chemistry (2014), 12(37), 7261-7269. DOI:10.1039/C4OB01550A; Jackson et al Molecular Pharmaceutics (2015), 12(11), 3986-3998. DOI:10.1021/acs.molpharmaceut.5b00432; Baker et al Organic & Biomolecular Chemistry (2017), 15(14), 2947-2952. DOI:10.1039/C7OB00220C.
Code Name Synonym
CH-004 Boc-1,2-cis-ACHC (1R,2S+1S,2R) Boc-cis-2-aminocyclohexane carboxylic acid
CAS 63216-49-9 /upload/more_svg/small/small_CH-004.svg
Formula C12H21NO4
MW 243.3
Purity >99%
Storage +2 ... +8 °C
Specification Link
Code Name Synonym
CH-014 Fmoc-1,2-cis-ACHC (1R,2S+1S,2R) Fmoc-cis-2-aminocyclohexane carboxylic acid
CAS 194471-85-7 /upload/more_svg/small/small_CH-014.svg
Formula C22H23NO4
MW 365.4
Purity >99%
Storage +2 ... +8 °C
Specification Link
Code Name Synonym
CH-016 Fmoc-1,2-trans-ACHC (1R,2R+1S,2S) Fmoc-trans-2-aminocyclohexane carboxylic acid (1R,2R+1S,2S)
CAS 381241-08-3 /upload/more_svg/small/small_CH-016.svg
Formula C22H23NO4
MW 365.4
Purity >99%
Storage +2 ... +8 °C
Specification Link
Code Name Synonym
CH-029 Z-1,2-trans-ACHC (1R,2R+1S,2S) Z-trans-2-aminocyclohexane carboxylic acid (1R,2R+1S,2S)
CAS 61935-48-6 /upload/more_svg/small/small_CH-029.svg
Formula C15H19NO4
MW 277.3
Purity >98%
Storage RT
Specification Link

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