DL-Cysteine

Product Name: DL-Cysteine
CAS No.: 3374-22-9
Chemical Name: DL-Cysteine
Synonyms: DL-CYSTEIN;NSC 63864;DL-CYSTEINE;H-DL-CYS-OH;dl-cysteina;rac-cysteine;DL-Cystenine;Cysteine, DL-;DL-Cysteine 0;Cysteine (9CI)
CBNumber: CB6363851
Molecular Formula: C3H7NO2S
Formula Weight: 121.16
MOL File: 3374-22-9.mol

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DL-Cysteine Property

Melting point:: 225 °C (dec.) (lit.)
Boiling point:: 293.9±35.0 °C(Predicted)
Density: 1.197 (estimate)
refractive index: 1.5130 (estimate)
storage temp.: Keep in dark place,Inert atmosphere,Room temperature
solubility: Aqueous Acid (Sparingly), DMSO (Sightly), Water (Slightly)
pka: 2.07±0.10(Predicted)
form: Powder
color: White to off-white
Water Solubility: Soluble in water (partly), 1 N HCl (25 mg/ml), ethanol, and acetic acid. Insoluble in acetone.
BRN: 1721406
Stability:: Stable. Incompatible with strong oxidizing agents,
LogP: 0.230 (est)
CAS DataBase Reference: 3374-22-9(CAS DataBase Reference)
NIST Chemistry Reference: DL-Cysteine(3374-22-9)

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Safety

Hazard Codes: Xn,Xi,C
Risk Statements: 20/21/22-36/37/38-22-35
Safety Statements: 26-36-37/39-45-36/37/39
RIDADR: UN 2923 6.1(8) / PGIII
WGK Germany: 3
RTECS: HA1595000
F: 8-10-23
HS Code: 29309013

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H314Causes severe skin burns and eye damage

H335May cause respiratory irritation

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 861677
Product name: DL-Cysteine
Purity: technical grade
Packaging: 10g
Price: $82.2
Updated: 2024/03/01

Sigma-Aldrich

Product number: 861677
Product name: DL-Cysteine
Purity: technical grade
Packaging: 50g
Price: $166.8
Updated: 2024/03/01

Alfa Aesar

Product number: H56126
Product name: DL-Cysteine, 96%
Packaging: 5g
Price: $38.65
Updated: 2024/03/01

Alfa Aesar

Product number: H56126
Product name: DL-Cysteine, 96%
Packaging: 25g
Price: $145
Updated: 2024/03/01

Alfa Aesar

Product number: H56126
Product name: DL-Cysteine, 96%
Packaging: 100g
Price: $379
Updated: 2021/12/16

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DL-Cysteine Chemical Properties,Usage,Production

Chemical Properties

white solid

Uses

DL-Cysteine is a NMDA agonist at quisqualate receptors at high concentration.

Uses

DL-Cysteine is a non-essential amino acid that can be synthesized by the human body under normal physiological conditions if a sufficient quantity of methionine is available. Cysteine is commonly used as a precursor in the food and pharmaceutical industries. Cysteine is used as a processing aid for baking, as an additive in cigarettes, as well as in the preparation of meat flavours.

Definition

ChEBI: A sulfur-containing amino acid that is propanoic acid with an amino group at position 2 and a sulfanyl group at position 3.

Biochem/physiol Actions

NMDA agonist that is an agonist at quisqualate receptors at high concentration.

DL-Cysteine Preparation Products And Raw materials

Raw materials

DL-Cysteine hydrochloride

Preparation Products

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DL-Cysteine Suppliers

Canada 1 China 261 Europe 1 France 1 Germany 4 India 5 Japan 2 Russia 1 South Korea 1 Switzerland 2 United Kingdom 10 United States 35 Global 324

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View Lastest Price from DL-Cysteine manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD

Product: DL-Cysteine 3374-22-9
Price: US $0.00/Kg/Drum
Min. Order: 1KG
Purity: 98%min
Supply Ability: 500kgs
Release date: 2021-09-28

Hebei Weibang Biotechnology Co., Ltd

Product: DL-Cysteine 3374-22-9
Price: US $0.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 500000kg
Release date: 2024-10-28

Hebei Yanxi Chemical Co., Ltd.

Product: DL-Cysteine 3374-22-9
Price: US $30.00-5.00/kg
Min. Order: 1kg
Purity: 0.99
Supply Ability: 20 tons
Release date: 2023-09-22

3374-22-9, DL-CysteineRelated Search:

DL-Cysteine hydrochloride DL-Ornithine hydrochloride DL-Homoserine DL-Histidine DL-Pyroglutamic acid DL-Leucine DL-Arginine hydrochloride monohydrate DL-tert-Leucine allo-DL-Threonine 2-amino-3-(1H-indol-3-yl)propanamide 4-HYDROXYMANDELIC ACID MONOHYDRATE DL-Glutamine DL-Cysteine 6-Aminopenicillanic acid LANTHIONINE S-CARBOXYMETHYL-L-CYSTEINE DL-PENICILLAMINE 3-Mercaptopropionic acid

(RS)-2-Amino-3-mercapto-propansαure

Cysteine, DL-

DL-2-amino-3-mercaptopropanoicacid

DL-2-amino-3-mercaptopropionicacid

Carbocistein Impurity 2

DL-CYSTEINE FREE BASE

DL-2-Amino-3-mercaptopropionicacid~H-DL-Cys-OH

(+/-)-2-AMINO-3-MERCAPTOPROPIONIC ACID

2-AMINO-3-MERCAPTO-PROPIONIC ACID

DL-CYSTEIN

DL-CYSTEINE

H-DL-CYS-OH

dl-cysteina

L-HSCH2CH(NH2)COOH

DL-Cysteine, S-Benzyl-1-13C

Cysteine (9CI)

Cysteine, DL- (8CI)

NSC 63864

rac-cysteine

2-Amino-3-mercaptopropionic acid(Cysteine)

Carbocistein Impurity

Dl-Cysteine Base

H-DL-CYS-OH / CYSTEINE

rac-(R*)-2-Amino-3-mercaptopropanoic acid

DL-Cysteine,99%

(R,S)-2-Amino-3-mercapto-propionic acid

DL-CYSTEINE, S-BENZYL

DL-Cysteine technical grade

DL-Cysteine 0

DL-Cysteine, >=98%

cysteine/Acetylcysteine

DL-Cysteine,(±)-2-Amino-3-mercaptopropionic acid

DL-CYSTEINE (1-13C)

DL-Cysteine USP/EP/BP

(+/-)-2-AMINO-3-MERCAPTOPROPIONIC ACID

Cysteine (9CI, ACI)

DL-Cystenine

C11925000 DL-Cysteine

Prinomastat Impurity 10

3374-22-9

156-2-51

C6H5CH2SCH2CHNH2COOH

C3H7NO2S

Amino Acid Derivatives

CARBOXYLIC ACID

Cysteine/Cystine

Specialty Synthesis

Peptide Synthesis

Amino Acids

Pharmaceutical Intermediates

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