Basic information
- CAS
19746-37-3- Standard SMILES
CC(=O)NCSC[C@H](NC(=O)OC(C)(C)C)C(=O)O- InChIKey
HLCTYBOTPCIHTG-QMMMGPOBSA-N- Molecular formula
- C11H20N2O5S
- Average molar mass
- 292.35 g/mol
- Monoisotopic mass
- 292.10929292
Names & identifiers
- Preferred name
- S-(acetamidomethyl)-N-(tert-butoxycarbonyl)-L-cysteine
- IUPAC
- (2R)-3-(acetamidomethylsulfanyl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid
- English name
- Boc-Cys(Acm)-OH
- Molecular formula
- C11H20N2O5S
- Molecular weight
- 292.35
Names & synonyms
19746-37-3S-(Acetamidomethyl)-N-(tert-butoxycarbonyl)-L-cysteineEINECS 243-267-0DTXSID50173430S-[(Acetylamino)methyl]-N-[(1,1-dimethylethoxy)carbonyl]-L-cysteineS-((Acetylamino)methyl)-N-((1,1-dimethylethoxy)carbonyl)-L-cysteineRefChem:884156DTXCID9095921243-267-0Boc-Cys(Acm)-OHBoc-S-acetamidomethyl-L-cysteineMFCD00038252
Show more names
BOC-CYS(ACM)Boc-S-Acm-Cys-OHBOC-L-CYSTEINE(ACM)BOC-CYS(ACM)-OH 98%BOC-CYSTEINE(ACM)-OHBoc-Cys(Acm)-OH292.36BOC-CYS(ACM)-OH USP/EP/BP
(2R)-3-(acetamidomethylsulfanyl)-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acidL-Cysteine, S-[(acetylamino)methyl]-N-[(1,1-dimethylethoxy)carbonyl]-M03273AKOS015836488CS-W004153C11H20N2O5SN-alpha-t-Butyloxycarbonyl-S-(acetyl-aminomethyl)-L-cysteine (Boc-L-Cys(Acm)-OH)Boc-L-Cys(Acm)-OH
Database identifiers
- CAS
Properties
Computed structural properties
- XLogP
- 0.6
- Topological polar surface area
- 130 Ų
- Hydrogen bond donors
- 3
- Hydrogen bond acceptors
- 6
- Rotatable bonds
- 8
- Heavy atoms
- 19
- Formal charge
- 0
- Complexity
- 340
Physicochemical properties
- Melting point
- 111 · 111-114 °C
- Boiling point
- 531.5 · 531.5±50.0 °C(Predicted)
- Density
- 1.231 · 1.231±0.06 g/cm3(Predicted)
- storage temp.
- 2 · Sealed in dry,2-8°C
- solubility
- soluble in Methanol
- form
- powder to crystaline
- pka
- 3.54 · 3.54±0.10(Predicted)
- color
- White to Almost white
- optical activity
- 20 · [α]20/D 36.5±1.5°, c = 1% in H2O
- BRN
- 2058303 · 2058303
- Major Application
- peptide synthesis
- InChI
- 1S/C11H20N2O5S/c1-7(14)12-6-19-5-8(9(15)16)13-10(17)18-11(2,3)4/h8H,5-6H2,1-4H3,(H,12,14)(H,13,17)(H,15,16)/t8-/m0/s1
- InChIKey
- HLCTYBOTPCIHTG-QMMMGPOBSA-N
- SMILES
- CC(=O)NCSC[C@H](NC(=O)OC(C)(C)C)C(O)=O
- CAS DataBase Reference
- 19746 · 19746-37-3(CAS DataBase Reference)
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS ClassificationNot Classified
Hazard information
Hazard Classes and CategoriesNot Classified
Safety data
- PPE
- Eyeshields, Gloves, type N95 (US)
- wgk
- 3
- hs_code
- 29309090
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- Storage Class
- 11 - Combustible Solids
- Hazard statements
- H302-H315-H319-H335
- Precautionary statements
- P261-P305+P351+P338
Chemistry & industry
Applications
UsesBoc-Cys(Acm)-OH, is a Cystine derivative, used in various chemical synthesis and peptide chemistry.
Upstream & downstream products
Downstream products
Suppliers100 total
北京华美互利生物化工010-56205725 · [email protected]
梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
Shandong chuangyingchemical Co., Ltd.18853181302 · [email protected]
江苏生康迈翔科技有限公司18217475093 · [email protected]
上海麦克林生化科技股份有限公司021-50706066 15221275939 · [email protected]
Hangzhou Go Top Peptide Biotech0571-88211921 · [email protected]
陕西缔都新材料有限公司029-63373950 17392216152 · [email protected]
爱斯特（成都）生物制药股份有限公司+86-28-85122536 85324413 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
Related reactions
2 records
Compound notes
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