Cas no 124529-02-8 (L-Cysteine,N-(2-methyl-1-oxopropyl)-)

L-Cysteine,N-(2-methyl-1-oxopropyl)- structure
124529-02-8 structure
Product Name:L-Cysteine,N-(2-methyl-1-oxopropyl)-
CAS No:124529-02-8
MF:C7H13NO3S
MW:191.248020887375
CID:193228
PubChem ID:329758450
Update Time:2025-04-19

L-Cysteine,N-(2-methyl-1-oxopropyl)- Chemical and Physical Properties

Names and Identifiers

    • L-Cysteine,N-(2-methyl-1-oxopropyl)-
    • (2R)-2-(2-methylpropanoylamino)-3-sulfanylpropanoic acid
    • N-ISOBUTYRYL-L-CYSTEINE
    • N-Isobutyrylcysteine
    • I-BUT-CYS-OH
    • ISOBUTYRYL-CYS-OH
    • ISOBUTYRYL-L-CYSTEINE
    • N-(2-METHYLPROPIONYL)-L-CYSTEINE
    • (R)-N-Isobutyryl-2-(mercaptomethyl)glycine
    • (R)-2-isobutyraMido-3-Mercaptopropanoic acid
    • (2R)-2-(isobutyrylamino)-3-mercapto-propionic acid
    • (2R)-2-(2-methylpropanamido)-3-sulfanylpropanoic acid
    • N-Isobutyryl-L-cysteine, for chiral derivatization, >=97.0%
    • CHEMBL4098524
    • 124529-02-8
    • DTXSID30154424
    • J-005090
    • L-Cysteine, N-(2-methyl-1-oxopropyl)-
    • SCHEMBL1049889
    • N-(2-Methyl-1-oxopropyl)-L-cysteine
    • BWBQXMAXLAHHTK-YFKPBYRVSA-N
    • N-Isobutyryl-L-cysteine for chiral derivatization
    • G78008
    • DTXCID5076915
    • MDL: MFCD00155635
    • Inchi: 1S/C7H13NO3S/c1-4(2)6(9)8-5(3-12)7(10)11/h4-5,12H,3H2,1-2H3,(H,8,9)(H,10,11)/t5-/m0/s1
    • InChI Key: BWBQXMAXLAHHTK-YFKPBYRVSA-N
    • SMILES: SC[C@@H](C(=O)O)NC(C(C)C)=O

Computed Properties

  • Exact Mass: 191.06200
  • Monoisotopic Mass: 191.061614
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 3
  • Hydrogen Bond Acceptor Count: 4
  • Heavy Atom Count: 12
  • Rotatable Bond Count: 4
  • Complexity: 182
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 1
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 67.4
  • XLogP3: 0.5

Experimental Properties

  • Density: 1.199
  • Melting Point: 97-101?°C
  • Boiling Point: 401.6°Cat760mmHg
  • Flash Point: 196.7°C
  • Refractive Index: 1.507
  • PSA: 105.20000
  • LogP: 0.53250

L-Cysteine,N-(2-methyl-1-oxopropyl)- Security Information

  • Hazardous Material transportation number:NONH for all modes of transport
  • WGK Germany:3
  • Safety Instruction: 22-24/25
  • FLUKA BRAND F CODES:3-10-23
  • Storage Condition:2-8°C

L-Cysteine,N-(2-methyl-1-oxopropyl)- Customs Data

  • HS CODE:2930909090
  • Customs Data:

    China Customs Code:

    2930909090

    Overview:

    2930909090. Other organic sulfur compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:30.0%

    Declaration elements:

    Product Name, component content, use to

    Summary:

    2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

L-Cysteine,N-(2-methyl-1-oxopropyl)- Pricemore >>

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