Molekula
Cisteina L (TF)
L-Cysteine (TF)
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Certificato ISO 9001:2015 & ISO 14001:2015 · Fornitura a laboratori e industria dal 2000 · Certificato di Analisi (CoA) per ogni lotto
L-Cysteine (TF) is a semi-synthetic, thiol-containing amino acid widely used in pharmaceuticals, cosmetics, and food processing as a reducing agent, hair straightening treatment, and flavor enhancer. It is also employed in the synthesis of other chemicals and as a nutrient supplement. This product has a CAS number of 52-90-4, molecular formula HSCH2CH(NH2)CO2H, and a molecular weight of 121.16 g/mol. It should be stored between 2 to 8°C and carries a signal word of "Warning" for safety classification. Molekula supplies L-Cysteine (TF) from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Questo prodotto è disponibile presso Molekula su richiesta. La specifica completa, il Foglio Informativo di Sicurezza (SDS) e la documentazione del Certificato di Analisi (CoA) saranno forniti con il vostro preventivo una volta che il nostro team avrà confermato la qualità e la dimensione del confezionamento richiesti.
Panoramica
- SKU
- 90030874
- Numero CAS
- 52-90-4
- Nome IUPAC
- (2R)-2-amino-3-sulfanylpropanoic acid
- Numero CE
- 200-158-2
- Formula molecolare
- HSCH2CH(NH2)CO2H
- Peso molecolare
- 121.16
- Massa esatta
- 121.0197
- SMILES
- C([C@@H](C(=O)O)N)S
- InChIKey
- XUJNEKJLAYXESH-REOHCLBHSA-N
- InChI
- InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
- PubChem CID
- 5862
Valori di letteratura
Proprietà fisiche pubblicate della sostanza, non specifiche del lotto.
- Aspetto
- Colorless crystals
- Punto di fusione
- 260 °C decomposes
- Solubilità in acqua
- Freely soluble in water
- Solubilità (altri solventi)
- Very soluble in water and acetic acid; Insoluble in ether, acetone and benzene
- Tensione di vapore
- 0.00000207 mmHg
- pKa
- pKa = 1.71
- log P (ottanolo/acqua)
- -2.49
CID PubChem 5862 (HSDB, Joint FAO/WHO Expert Committee on Food Additives (JECFA), Haz-Map, DrugBank)
Vedi tutti gli altri 2 gradi del CAS 52-90-4 →
Domande frequenti
What is L-Cysteine (TF) commonly used for?
L-Cysteine (TF) is primarily used in pharmaceuticals, cosmetics, and as a reducing agent in hair treatments, as well as in food and feed supplements for its sulfur-containing amino acid properties.
What is the chemical formula and molecular weight of L-Cysteine (TF)?
The chemical formula is **HSCH₂CH(NH₂)CO₂H**, and the molecular weight is **121.16 g/mol**.
How should L-Cysteine (TF) be stored?
Store L-Cysteine (TF) refrigerated at **2 to 8°C** in a dry, well-ventilated area, away from heat and direct sunlight.
What grade of L-Cysteine (TF) does Molekula supply?
Molekula supplies **Technical Grade (TF) L-Cysteine**, suitable for industrial and pharmaceutical applications requiring high purity.
Can Molekula supply L-Cysteine (TF) in bulk quantities?
Yes, Molekula can supply L-Cysteine (TF) in bulk, with flexible packaging options including drums, bags, or custom solutions based on your requirements.
What documentation comes with an order of L-Cysteine (TF)?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** to ensure compliance and quality assurance.
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Molekula fornisce chimici fini e biochimici dal 2000 da impianti certificati ISO 9001:2015 e ISO 14001:2015. Ogni lotto spedito viene registrato con un numero di lotto e abbinato a un Certificato di Analisi, mentre le Schede di Sicurezza sono disponibili in cinque lingue.