Fmoc-His(1-Mtt)-OH CAS 133367-34-7
| CAS No. | 133367-34-7 |
| Molecular Formula | C41H35N3O4 |
| Molecular Weight | 633.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Fmoc-His(1-Mtt)-OH (CAS 133367-34-7), molecular formula C41H35N3O4 and molecular weight 633.73 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Fmoc-His(1-Mtt)-OH (C41H35N3O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 26.0, corresponding to approximately 26 ring(s) or double-bond equivalent(s). With a molecular weight of 633.73 g/mol, it falls into the high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C41H35N3O4 |
| Molecular Weight | 633.73 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 26.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Nitrogen Atoms | 3 |
Related Fmoc Standards
- Fmoc-N-methyl-1-(triphenylmethyl)-D-histidine (CAS 1217608-75-7)
- Fmoc-N-methyl-1-(triphenylmethyl)-L-histidine (CAS 1217840-61-3)
- Fmoc-L-Cys(Msbh)-OH (CAS 1584646-97-8)
- Fmoc-Lys(Boc)-OPfp (CAS 86060-98-2)
- Di-Fmoc-2,6-diaminoheptanedioic acid (mixture ofisomers) (CAS 1198797-23-7)
- Fmoc-D-2-Nal-D-2-Nal-OH (CAS CATO-CPTD788350)
- Fmoc-D-norArg(Pbf)-OH) (CAS 1313054-59-9)
- Fmoc-Alg(Me,Pbf)-OH (CAS 2044702-31-8)
Recommended Standards
- Paliperidone Impurity 125 (CAS CATO-C4X-1724125)
- p-Aminophenylacetyl Tuftsin (CAS 63147-94-4)
- N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-1-[(4-methylphenyl)diphenylmethyl]-D-histidine (CAS 200926-19-8)
- N-Cyclopropyl-5,6-dihydro-6-[4-[[[2-(2-oxa-7-azaspiro[3.5]non-7-yl)-3-pyridinyl]carbonyl]amino]benzoyl]-4H-thieno[3,2-d][1]benzazepine-2-carboxamide (CAS 1516772-44-3)
- N-(5-methylisoxazol-3(2H)-ylidene)furan-2-carboxamide (CAS 300717-49-1)
- 3-((4,6-Dihydroxy-5-isopropylpyrimidin-2-yl)thio)propanoic acid (CAS 337499-88-4)
- (11bR)-N,N-Bis[(1R)-1-phenylethyl]dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-amine (CAS 415918-91-1)
- [S-(R*,S*)]-5-[1-Hydroxy-2-[(1-methyl-3-phenylpropyl)(phenylmethyl)amino]ethyl]-2-(phenylmethoxy)benzamide (CAS 81580-37-2)
- 3-Bromo-5-(2,2,2-trifluoroethyl)pyridine (CAS 1375303-72-2)
- Adamantane-1-carbothioamide (CAS 50543-85-6)
- N'-((2-Chloro-4-iodopyridin-3-yl)methylene)-4-methylbenzenesulfonohydrazide (CAS 2586233-06-7)
- 8-Chloro-2-methyl-5-nitroquinoline (CAS 64485-39-8)
- 2,2-Dimethyl-propanoic Acid [3-Chloro-2-[[[2-[(triphenylmethyl)amino]-5-thiazolyl]carbonyl]amino]phenyl]methyl Ester (CAS 910298-41-8)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com