Cysteamine
![Cysteamine Structure](CAS/GIF/60-23-1.gif)
- CAS No.
- 60-23-1
- Chemical Name:
- Cysteamine
- Synonyms
- CYSTEAMINE;mercaptamine;2-MERCAPTOETHYLAMINE;Cysteamin;Cysteamide;Cisteamina;2-amino-ethanethio;2-Amino-1-ethanethiol;β-MEA;L-1573
- CBNumber:
- CB2223766
- Molecular Formula:
- C2H7NS
- Molecular Weight:
- 77.15
- MOL File:
- 60-23-1.mol
- MSDS File:
- SDS
- Modify Date:
- 2024/4/25 11:11:10
Melting point | 95°C |
---|---|
Boiling point | 130 °C |
Density | 0.934 (estimate) |
refractive index | 1.5300 (estimate) |
storage temp. | 2-8°C |
Water Solubility | Soluble in water |
form | Powder |
pka | 8.35(at 25℃) |
color | White to slightly yellow |
Merck | 14,2779 |
BRN | 635649 |
Stability | Stable, but may be air-sensitive. Incompatible with strong oxidizing agents. |
CAS DataBase Reference | 60-23-1(CAS DataBase Reference) |
EPA Substance Registry System | Cysteamine (60-23-1) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | ![]() GHS07 |
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Signal word | Warning | |||||||||
Hazard statements | H302-H315-H319-H335 | |||||||||
Precautionary statements | P261-P264-P270-P301+P312-P302+P352-P305+P351+P338 | |||||||||
Hazard Codes | Xn | |||||||||
Risk Statements | 22-36/37/38 | |||||||||
Safety Statements | 26-36 | |||||||||
RIDADR | 3259 | |||||||||
WGK Germany | 3 | |||||||||
RTECS | KJ0175000 | |||||||||
F | 1-3-10-13-34 | |||||||||
HS Code | 29309090 | |||||||||
Toxicity | LD50 in mice (mg/kg): 625 orally; 250 i.p. (Klayman); (Srivastava, Field) | |||||||||
NFPA 704 |
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Cysteamine price More Price(9)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich(India) | M9768 | Cysteamine ~95% | 60-23-1 | 5G | ₹8703.3 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | M9768 | Cysteamine ~95% | 60-23-1 | 25G | ₹26131.55 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | M9768 | Cysteamine ~95% | 60-23-1 | 50G | ₹45908.83 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | 641022 | 2-Mercaptoethylamine, polymer-bound 70-90?mesh, extent of labeling: 0.6-1.1?mmol/g loading, 1?% cross-linked with divinylbenzene | 60-23-1 | 5G | ₹19939.65 | 2022-06-14 | Buy |
Sigma-Aldrich(India) | 641022 | 2-Mercaptoethylamine, polymer-bound 70-90?mesh, extent of labeling: 0.6-1.1?mmol/g loading, 1?% cross-linked with divinylbenzene | 60-23-1 | 25G | ₹48582.6 | 2022-06-14 | Buy |
Cysteamine Chemical Properties,Uses,Production
Description
2-AMINOETHANETHIOL is the chemical compound with the formula HSCH2CH2NH2. It is the simplest stable aminothiol and a degradation product of the amino acid cysteine. It is often used as the hydrochloride salt, HSCH2CH2NH3Cl. The comparatively high melting point of cysteamine (95-97 °C), indicates that exists in a salt form.
Chemical Properties
2-AMINOETHANETHIOL is white powder
Uses
antihyperlipidemic, HMGCoA reductase inhibitor
Preparation
Cysteamine can also be prepared by the reaction of ethylenimine with hydrogen sulfide.
(NHCH2CH2) + H2S → HSCH2CH2NH2.
Definition
2-AMINOETHANETHIOL is an amine that consists of an ethane skeleton substituted with a thiol group at C-1 and an amino group at C-2.
Reactions
2-AMINOETHANETHIOL is used as the hydrochloride salt, as it readily oxidizes to the corresponding disulfide, in the presence of air. The amine portion of the molecule serves as a catalyst for this reaction.
4 HSCH2CH2NH2 + O2 → 2 NH2CH2CH2SSCH2CH2NH2 + 2 H2O.
Pharmaceutical Applications
Under the trade name Cystagon, cysteamine is used in the treatment of disorders of cystine excretion. Cysteamine cleaves the disulfide bond with cystine to produce molecules that can escape the metabolic defect in cystinosis and cystinuria.
It is also used for treatment of radiation sickness.
Cysteamine is used in the body to form the essential biochemical coenzyme A by combining with pantothenate and adenosine triphosphate.
In 2008, Raptor Pharmaceuticals started phase II clinical trials testing a delayed release (DR) preparation of cysteamine bitartrate for Huntington's disease. DR Cysteamine is also being investigated as a treatment for cystinosis, Batten disease, and non-alcoholic steatohepatitis.
Safety Profile
Poison by intravenous, subcutaneous, and intraperitoneal routesModerately toxic by ingestion. Experimental reproductive effects. Mutation data reported. When heated to decomposition it emits very toxic fumes of SO, and NOx,.
Purification Methods
It is soluble in H2O giving an alkaline reaction, and it has a disagreeable odour. A likely impurity is the disulfide cystamine which is not soluble in alkaline solution. Under a N2 atmosphere dissolve it in EtOH, evaporate to dryness and wash the white residue with dry pet ether, then sublime it at 0.1mm and store it under N2 at 0-10o in the dark. Its HgCl2 (2:3) complex has m 181-182o (from H2O), and its picrate has m 125-126o. [Mills & Bogert J Am Chem Soc 57 2328 1935, 62 1173 1940, Baddiley & Thain J Chem Soc 800 1952, Shirley Preparation of Organic Intermediates (J. Wiley) Vol 3 189 1951, Barkowski & Hedberg J Am Chem Soc 109 6989 1987, Beilstein 4 IV 1570.]
Cysteamine Preparation Products And Raw materials
Raw materials
Preparation Products
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MOLECRAFT LIFE SCIENCES PVT LTD | +91 9581188881 | Telangana, India | 189 | 58 | Inquiry |
Pharma Affiliates | 172-5066494 | Haryana, India | 6761 | 58 | Inquiry |
TCI Chemicals (India) Pvt. Ltd. | 1800 425 7889 | New Delhi, India | 6778 | 58 | Inquiry |
CHEMSWORTH | +91-261-2397244 | New Delhi, India | 6707 | 30 | Inquiry |
CLEARSYNTH LABS LTD. | +91-22-45045900 | Hyderabad, India | 6351 | 58 | Inquiry |
Alfa Aesar | 1 800 209 7001 | Maharashtra, India | 6913 | 58 | Inquiry |
Pharmaffiliates Analytics and Synthetics P. Ltd | +91-172-5066494 | Haryana, India | 6773 | 58 | Inquiry |
Medicon Health Care Private Limited | 08047636319 | Mumbai, India | 2 | 58 | Inquiry |
Jyoti Group Of Companies | 08048372843Ext 853 | Maharashtra, India | 4 | 58 | Inquiry |
Mercatum Technology Pvt. Ltd. | 08048609359 | Mumbai, India | 1 | 58 | Inquiry |
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