CAS Number 56-89-3, Cystine USP Dietary Supplement BP Ph Eur FCC Food Grade Manufacturers Exporters
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CAS Number 56-89-3, Cystine USP Dietary Supplement BP Ph Eur FCC Food Grade Manufacturer Exporter
For Properties Specifications of L-cystine or Cystine or L-Dicysteine Click Properties, Specifications of L-cystine or Cystine or L-Dicysteine Manufacturer.
For Uses of L-cystine or Cystine or L-Dicysteine Click Uses of L-cystine or Cystine or L-Dicysteine Manufacturer.
For For SDS MSDS Sheet of L-cystine or Cystine or L-Dicysteine Click SDS Safety Data Sheet MSDS Sheet of L-cystine or Cystine or L-Dicysteine Manufacturer.
The Properties and Specifications of L-cystine or Cystine or L-Dicysteine:
Cystine BP Ph Eur Grade Specifications:
C6H12N2O4S2 --- 240.3 CAS 56-89-3
Action and use: Amino acid.
DEFINITION
L-Cystine (3,3′-disulfanediylbis[(2R)-2-aminopropanoic acid]).
Product of fermentation or of protein hydrolysis.
Content: 98.5 per cent to 101.0 per cent (dried substance).
CHARACTERS
Appearance: White or almost white, crystalline powder.
Solubility: Practically insoluble in water and in ethanol (96 per cent). It dissolves in dilute solutions of alkali hydroxides.
IDENTIFICATION
First identification: A, B
Second identification: A, C, D
A. Specific optical rotation.
B. Infrared absorption spectrophotometry.
C. Thin-layer chromatography.
D. To 0.1 g carefully add 1 mL of strong hydrogen peroxide solution and 0.1 mL of ferric chloride solution. Allow it to cool. Add 1 mL of dilute hydrochloric acid and 5 mL of water. Add 1 mL of barium chloride solution. Turbidity or a white precipitate develops within 3 min.
Appearance of solution: The solution is clear and not more intensely coloured than reference solution.
Specific optical rotation: -224 to -218 (dried substance).
Dissolve 0.50 g in 1 M hydrochloric acid and dilute to 25.0 ;mL with the same acid.
Ninhydrin-positive substances: To pass the test.
Chlorides: Maximum 200 ppm.
Sulfates: Maximum 300 ppm.
Ammonium: to pass the test.
Iron: Maximum 10 ppm.
Loss on drying: Maximum 0.5 per cent, determined on 1.000 g by drying in an oven at 105C.
Sulfated ash: Maximum 0.1 per cent, determined on 1.0 g.
Storage: Protected from light.
Cystine USP Grade Dietary Supplement Specifications:
C6H12N2O4S2 -- 240.30
l-Cystine;3,3′-Disulfanediylbis [(2R)-2-aminopropanoic acid CAS 56-89-3
UNII: 48TCX9A1VT
DEFINITION
Cystine contains NLT 98.5% and NMT 101.5% of cystine (C6H12N2O4S2), as l-Cystine, calculated on the dried basis.
IDENTIFICATION
A. Infrared Absorption
B. Optical Rotation, Specific Rotation
Sample solution: 20 mg/mL, in 1 N hydrochloric acid. Perform the measurements immediately after preparation.
Acceptance criteria: −215 to −225, determined at 20°
C. The RF value of the principal spot of the Sample solution in the test for Organic Impurities corresponds to that of the Standard solution.
Residue on Ignition: NMT 0.1%
Chloride and Sulfate, Chloride: NMT 200 ppm. A 0.7-g portion shows no more chloride than corresponds to 0.40 mL of 0.01 N hydrochloric acid.
Chloride and Sulfate, Sulfate: NMT 200 ppm. A 1.2-g portion shows no more sulfate than corresponds to 0.25 mL of 0.020 N sulfuric acid.
Iron: NMT 10 ppm
Organic Impurities:
(A) Individual impurities: 0.2%
(B) Total impurities: 2% maximum.
Loss on Drying: Dry a sample at 105C for 3 h. Acceptance criteria: NMT 0.2%
L-Cystine FCC Food Grade Specifications:
3,3’-Dithiobis(2-aminopropanoic acid)
C6H12N2O4S2 Formula weight 240.30
INS: 921 CAS 56-89-3
DESCRIPTION
L-Cystine occurs as colorless to white crystals. It is soluble in diluted mineral acids and in alkaline solutions. It is very slightly soluble in water and in alcohol.
Function: Nutrient.
REQUIREMENTS
Identification: The infrared absorption spectrum of the sample exhibits relative maxima at the same wavelengths as those of a typical spectrum as shown in the section on Infrared Spectra, using the same test conditions as specified therein.
Assay: Not less than 98.5% and not more than 101.5% of C6H12N2O4S2, calculated on the dried basis.
Lead: Not more than 5 mg/kg.
Loss on Drying: Not more than 0.2%.
Optical (Specific) Rotation [α]D20°: Between −215° and −225°, calculated on the dried basis.
Residue on Ignition: Not more than 0.1%.
The Uses of L-cystine or Cystine or L-Dicysteine:
Cysteine is used in various nutritional products, acne treatments, and in creams to treat cervical injury or inflammation.
The MSDS-SDS Hazard Statement of L-cystine or Cystine or L-Dicysteine:
L-cystine or Cystine or L-Dicysteine SDS, Safety Data Sheet
MSDS Sheet, Material Safety Data Sheet 11-Dec-24
1. PRODUCT DESCRIPTION
Product Name & Other Names: L-cystine or Cystine or L-Dicysteine.
CAS Number: 56-89-3
EINECS EC Number: 200-296-3
Relevant uses and uses advised against (if any): Industrial Manufacturing.
Suppliers: As per letterhead.
2. HAZARD IDENTIFICATION
GHS, Globally Harmonized System Classification in accordance with 29 CFR 1910
Hazard Class and Category Code(s), Regulation (EC) No 1272/2008 (CLP)
Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
This substance is not classified as dangerous according to Directive 67/548/EEC.
Labeling as per GHS & Regulation EC 1272/2008 (CLP) & GHS
GHS Label Elements None |
Signal Words: None
Precautionary statements:
P261: Avoid breathing dust/fume/gas/mist/vapors/spray.
P262: Do not get in eyes, on skin, or on clothing.
P281: Use personal protective equipment as required.
P302+P352: IF ON SKIN: Wash with plenty of soap and water.
P304+P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P337+313: If eye irritation persists get medical advice/attention.
3. COMPOSITION/INFORMATION ON INGREDIENTS
Product Name & Other Names: L-cystine or Cystine or L-Dicysteine.
CAS Number: 56-89-3
EINECS EC Number: 200-296-3
4. FIRST AID MEASURES
Always get medical attention after the first aid is over.
Eyes - Flush with water for at least 15 minutes, raising and lowering eyelids occasionally. Get medical attention if irritation persists.
Skin - Thoroughly wash exposed area for at least 15 minutes. Remove contaminated clothing. Launder contaminated clothing before reuse. Get medical attention if irritation persists.
Ingestion - If swallowed, if conscious, give plenty of water. Immediately call a physician. Never give anything by mouth to an unconscious person.
Inhalation - Remove to fresh air. Give oxygen if breathing is difficult; give artificial respiration if breathing has stopped. Get medical attention.
5. FIREFIGHTING PROCEDURES
Extinguisher Media: Use media suitable to extinguish surrounding fire. Water. Foam. Dry chemical or CO2. Oxides of Carbon, Sulfur, and Nitrogen may arise on decomposition.
Special Firefighting Procedures: Firefighters should wear full protective equipment and NIOSH approved self-contained breathing apparatus. Use water spray to cool unopened containers.
Special Information: In the event of a fire, wear full protective clothing and NIOSH-approved self-contained breathing apparatus with full face piece operated in the pressure demand or other positive pressure mode.
6. SPILL OR LEAK PROCEDURES
Personal precautions, protective equipment, and emergency procedures: Avoid breathing dust/fumes/gas/mist/vapors/spray. Use individual protective equipment (waterproof boots, suitable protective clothing, safety glasses, etc.).
Environmental precautions: Do not let the product enter drains, soil, or water sources.
Methods and materials used for containment cleanup procedures and Storage: Do not inhale dust, vapors, mist, or gas. Avoid dust formation. Contain spilled material. Cover with an inert, non-combustible absorbent material, (e.g., sand, earth, diatomaceous earth, vermiculite). Use a shovel to put the material into a convenient waste disposal container.
7. SPECIAL PRECAUTIONS
Precautions for safe handling: Apply according to good manufacturing and industrial hygiene practices. Ensure proper ventilation. In case of insufficient ventilation, wear suitable respiratory equipment. Do not drink, eat, or smoke while handling. Avoid contact with skin, eyes, and clothing. Minimize dust generation. Avoid breathing dust/fumes/gas/mist/vapors/spray. Keep container tightly closed. Avoid ingestion and inhalation. Use individual protective equipment (waterproof boots, suitable protective clothing, safety glasses, etc.).
Conditions for safe storage, including any incompatibilities: Store in cool, dry, and ventilated area away from heat sources and protected from sunlight in tightly closed original container. Keep air contact to a minimum. Store protected from heat, sparks and ignition sources and incompatible materials. Avoid inhalation of dust/mist/vapor. Do not store with incompatible materials like strong oxidizing agents. Storage: Room temperature. Protected from light.
8. SPECIAL PROTECTION INFORMATION
Exposure Guidelines: This product, as supplied, does not contain any hazardous materials with occupational exposure limits established by the region-specific regulatory bodies.
Respiratory Protection (Specify Type): None needed under normal conditions of use with adequate ventilation.
Ventilation System: A system of local and/or general exhaust is recommended to keep employee exposures as low as possible.
Personal Respirators (NIOSH Approved): For conditions of use where exposure to dust or mist is apparent and engineering controls are not feasible, a particulate respirator may be worn.
Skin Protection: Wear protective gloves and clean body-covering clothing.
Eye Protection: Use chemical safety goggles and/or full-face shield where dusting or splashing of solutions is possible. Maintain eye wash fountain and quick-drench facilities in work area.
Other Control Measures: Maintain good housekeeping in work area. Handle in accordance with good industrial hygiene and safety practice.
9. PHYSICAL DATA
Appearance and Odor: White to off-white crystalline powder.
Odor: No data found.
Odor threshold: No data found.
pH: No data found.
Relative density: about 1.66
Melting point/freezing point: 260.5C.
Initial boiling point and boiling range: No data found.
Flash point: No data found.
Auto-ignition temperature: No data found.
Decomposition temperature: No data found.
Upper/lower flammability or explosive limits: No data found.
Vapor pressure: No data found.
Vapor density: No data found.
Evaporation rate: No data found.
Flammability (solid, gas): No data found.
Partition coefficient: n-octanol/water: No data found.
Solubility in Water: Slightly soluble in water.
Viscosity: No data found.
10. REACTIVITY DATA
Stability: Stable under ordinary conditions.
Conditions to Avoid: Heat, humidity, sunlight, strong oxidizing agents.
Incompatibility (Materials to Avoid): Strong oxidizing agents.
Hazardous Decomposition Products: Fumes, Carbon, Sulfur, and Nitrogen oxides.
Hazardous Polymerization: Will not occur.
11. TOXICITY DATA
Toxicity to Animals:
LD50 Oral - Rat - > 25000 mg/kg.
LD50 Dermal - Rat - > 2000 mg/kg
Carcinogenicity: NoT identified as possible or confirmed human carcinogen by IARC, ACGIH, OSHA and NTP.
Teratogenic Effects: No data found.
Mutagenic Effects: No data found.
Developmental Toxicity: No data found.
Reproductive Effects: No data found.
12. ECOLOGICAL DATA
Toxicity to fish: semi-static test LC50 - Danio rerio (zebra fish) - > 100 mg/l - 96 h.
Toxicity to daphnia and other aquatic invertebrates: semi-static test EC50 - Daphnia magna (Water flea) - > 100 mg/l - 48 h
Persistence and Degradability: Unlikely to persist due to water solubility.
Mobility: Likely to be mobile due to water solubility.
Bioaccumulation/ Accumulation: Will not accumulate.
Results of PBT and vPvB assessment: No data found for assessment.
13. DISPOSAL INFORMATION
Waste Disposal Methods: Dispose in accordance with all applicable Federal, State and Local regulations. Follow all the pollution control rules.
14. TRANSPORT INFORMATION
DOT USA, TDG Canada & ADR/RID Europe: Not dangerous goods.
IMO/IMDG: Not dangerous goods.
IATA/ICAO: Not dangerous goods.
15. REGULATORY INFORMATION
USA:
SARA 311/312 Hazards: See section 2.
California Prop. 65 Components: Not listed to cause cancer, birth defects, or any other reproductive harm.
Disclaimer:
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Our company provides this MSDS sheet in good faith but makes no representation as to its comprehensiveness or accuracy. This SDS sheet is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this product. The above information has been compiled from various sources and has the possibility of discrepancy and being out-dated information. Individuals receiving the information must exercise their independent judgment and do further search in determining its appropriateness for a particular purpose. In no case shall our company be liable to loss or damages by the product user.
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Anmol Chemicals & Pharmaceuticals Pvt. Ltd. is an off-shoot of Anmol Chemicals Taloja. It is located in MIDC Taloja and it is manufacturing pharmaceutical grades of API, Excepients, Food grade and Reagent grade chemicals. Anmol Chemicals & Pharmaceuticals Pvt. Ltd. is a several decades old group of companies, engaged in manufacturing, supplying, distributing, wholesale supplies for actual users, retail or small pack supplies for research and development chemicals, fine and speciality chemicals, pharmaceutical excipients, mineral fortifiers in chemically pure, Analytical reagent grade, IP BP USP Ph Eur EP JP and other pharmaceutical grade monograph including FCC Food grade chemicals and Nutraceuticals, Mineral Fortifiers at best prices.
L-cystine or Cystine or L-Dicysteine Structure
CAS Number 56-89-3, L-cystine or Cystine or L-Dicysteine Manufacturer Exporter
ANMOL CHEMICALS & PHARMACEUTICALS Pvt. Ltd.
India, USA, Europe, UAE
TELEPHONE: +912223770100
Navi Mumbai, INDIA
e-mail: info(At the rate i.e. @)anmol.org
Copyright. 11-dec-24
We manufacture:
Chlorhexidine Hydrochloride or Chlorhexidine Dihydrochloride or Chlorhexidine