Millipore Sigma Vibrant Logo

102837 L-Cystine

L-Cystine for biochemistry. CAS 56-89-3, molar mass 240.30 g/mol.

L-Cystine MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Cys

102837
View Pricing & Availability

Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
56-89-3C₆H₁₂N₂O₄S₂

Pricing & Availability

Catalogue Number AvailabilityPackaging Qty/Pack Price Quantity
1028370100
Retrieving availability...
—
Limited Availability Limited Availability
In Stock 
Discontinued
Limited Quantities Available
Availability to be confirmed
    Remaining : Will advise
      Remaining : Will advise
      Will advise
      Contact Customer Service
      Contact Customer Service

      		 Plastic bottle 100 g
      Retrieving price...
      Price could not be retrieved
      Minimum Quantity is a multiple of
      Maximum Quantity is
      Upon Order Completion More Information
      You Saved ()
       
      —
      Request Pricing
      		 —
      1028371000
      Retrieving availability...
      —
      Limited Availability Limited Availability
      In Stock 
      Discontinued
      Limited Quantities Available
      Availability to be confirmed
        Remaining : Will advise
          Remaining : Will advise
          Will advise
          Contact Customer Service
          Contact Customer Service

          		 Plastic bottle 1 kg
          Retrieving price...
          Price could not be retrieved
          Minimum Quantity is a multiple of
          Maximum Quantity is
          Upon Order Completion More Information
          You Saved ()
           
          —
          Request Pricing
          		 —
          1028379010
          Retrieving availability...
          —
          Limited Availability Limited Availability
          In Stock 
          Discontinued
          Limited Quantities Available
          Availability to be confirmed
            Remaining : Will advise
              Remaining : Will advise
              Will advise
              Contact Customer Service
              Contact Customer Service

              		 Plastic drum 10 kg
              Retrieving price...
              Price could not be retrieved
              Minimum Quantity is a multiple of
              Maximum Quantity is
              Upon Order Completion More Information
              You Saved ()
               
              —
              Request Pricing
              		 —
              Description
              Catalogue Number102837
              SynonymsCys
              References
              Product Information
              CAS number56-89-3
              EC number200-296-3
              Hill FormulaC₆H₁₂N₂O₄S₂
              Molar Mass240.30 g/mol
              HS Code2930 90 12
              Structure formula ImageStructure formula Image
              Quality LevelMQ100
              Applications
              ApplicationL-Cystine for biochemistry. CAS 56-89-3, molar mass 240.30 g/mol.
              Biological Information
              Physicochemical Information
              Density1.66 g/cm3 (20 °C)
              Melting Point261 - 262 °C (decomposition)
              Bulk density300 kg/m3
              Solubility0.19 g/l insoluble
              Dimensions
              Materials Information
              Toxicological Information
              Safety Information according to GHS
              RTECSHA2690000
              Storage class10 - 13 Other liquids and solids
              WGKWGK 1 slightly hazardous to water
              Safety Information
              Product Usage Statements
              Storage and Shipping Information
              StorageStore at +2°C to +30°C.
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications
              Assay (bromatometric, calculated on dried substance)99.0 - 101.0 %
              Identity (IR-spectrum)passes test
              Appearancewhite to almost white, fine-crystalline powder
              Appearance of solution (100 g/l, hydrochloric acid  2 mol/l)clear and not more intense in color than reference solution Y₇
              Spec. rotation (α 20/D, 20 g/l, hydrochloric acid 1 mol/l, previously dried substance)-225 to -215
              Chloride (Cl)≤ 200 ppm
              Sulfate (SO₄)≤ 500 ppm
              Heavy metals (as Pb)≤ 10 ppm
              As (Arsenic)≤ 5 ppm
              Ca (Calcium)≤ 10 ppm
              Co (Cobalt)≤ 5 ppm
              Fe (Iron)≤ 5 ppm
              K (Potassium)≤ 5 ppm
              Mg (Magnesium)≤ 5 ppm
              Na (Sodium)≤ 50 ppm
              Pb (Lead)≤ 5 ppm
              Zn (Zinc)≤ 5 ppm
              Ninhydrin - positive substances (LC) (largest single impurity)≤ 0.2 %
              Ninhydrin - positive substances (LC) (Sum of all impurities)≤ 0.5 %
              NH₄ (Ammonium)≤ 0.01 %
              Loss on drying (105 °C; 3 h)≤ 0.2 %
              Global Trade Item Number
              Catalogue Number GTIN
              1028370100 04022536037332
              1028371000 04022536037349
              1028379010 04022536692661