D-Cysteine 99.5%
2 Inquiries
921-01-7
Industrial Grade
99%
shanghai
Dideu
25kg/Drum
Yes
2026-05-03
Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst
-
Product Details
-
Seller Information
-
Inquiry History
-
DescriptionECHEMI Editorial ReferenceD-Cysteine is the D-isomer of cysteine and a powerful inhibitor of Escherichia coli growth. D-cysteine is mediated by D-amino acid oxidase to produce H2S and is a neuroprotectant against cerebellar ataxias. D-Cysteine could inhibit the growth and cariogenic virulence of dual-species biofilms formed by S. mutans and S. sanguinis[1][2][3].
Solid
D-cysteine is an optically active form of cysteine having D-configuration. It is a cysteine and a D-alpha-amino acid. It is a conjugate base of a D-cysteinium. It is a conjugate acid of a D-cysteinate(1-). It is an enantiomer of a L-cysteine. It is a tautomer of a D-cysteine zwitterion.|A thiol-containing non-essential amino acid that is oxidized to form CYSTINE.Basic Info-
Product Name:
D-Cysteine
Other Name:D-Cysteine;Cysteine,D-;(S)-Cysteine;(S)-2-Amino-3-mercaptopropanoic acid;18: PN: CN107114752 PAGE: 2 claimed sequence;(2S)-2-Amino-3-sulfanylpropanoic acid;5704-10-9
CAS No.:921-01-7
Molecular Formula:C3H7NO2S
InChIKeys:InChIKey=XUJNEKJLAYXESH-UWTATZPHSA-N
Molecular Weight:121.16
Exact Mass:121.16
EC Number:213-062-0
UNII:IU8WN3PPI2
HScode:29309013
Categories:
Characteristics-
PSA:
64.3
XLogP3:-2.5
Appearance:White Crystalline Powder
Density:1.3±0.1 g/cm3
Melting Point:~230 °C
Boiling Point:293.9ºC at 760 mmHg
Flash Point:131.5±25.9 °C
Refractive Index:1.550
Water Solubility:soluble in water (partly).Water solubility (per g/100 g H2O): 28 g/100 mL of solution at 25 deg C; 16 g/100 mL of solution at 20 deg C
Storage Conditions:−20°C
Vapor Pressure:6.73X10-7 mm Hg at 25 deg C (est)
Specific rotation:Specific optical rotation: +6.5 deg at 25 °C/D (5 N HCl); +13.0 deg at 25 °C/D (glacial acetic acid)
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 4, Oral
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H302 Harmful if swallowed
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
Response P301+P317 IF SWALLOWED: Get medical help.
P330 Rinse mouth.
Storage none
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
-
-
Seller Information
-
Business Type:
Manufactory
-
Main Products:
Chemical Pesticides,Food Additives,Agrochemicals,Active Pharm Ingredients,Flavors and Fragrances,Chemical Catalyst
-
Location:
https://www.dideu.com/en/
-
Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance
-
Average lead Time:
7 days
-
Total Annual Revenue:
Above $100 million
-
Total Employees:
Above 1000
-
Year of Establishment:
2016
Company Certificates-
![Shaanxi Dideu Medichem Co. LtdISO Certificate]( "ISO Certificate")
ISO Certificate
-
![Shaanxi Dideu Medichem Co. LtdREACH]( "REACH")
REACH
">Company Profile -
-
Inquiry History2 Inquiries
Country Product Purchase Quantity Date Posted 
Brazil
D-Cysteíne
500 G Apr 3, 2026 
United States
D-Cysteine
1 MT Jun 12, 2025 Post an enquiry for this product
- Hot Searches
- phenol price
- deuterated water price
- 30 mg tirzepatide peptide for sale
- conductive silicone rubber market
- price of polonium
- caustic soda suppliers
- drospirenone ethy
- ethylene prices
- sodium sulphate anhydrous price
- sr 17018 for sale 1 gram
- polypropylene price per ton in nigeria 2026
- bioglutide for sale
More from this Seller
-
-
![PPG methyl ether 99%]( "PPG methyl ether 99%")
-
PPG methyl ether 99%
Industrial Grade / 99%
-
-
-
![4,4'-Bis(bromomethyl)-diphenyl ether,4542-75-0]( "4,4'-Bis(bromomethyl)-diphenyl ether,4542-75-0")
-
4,4'-Bis(bromomethyl)-diphenyl ether,4542-75-0
Industrial Grade / 99%
-
-
-
![Benzoic acid, 4-[(E)-[(2R)-2-ethyl-2-methylcyclopropylidene]methyl]- 90% 202-2-w dideu-T800]( "Benzoic acid, 4-[(E)-[(2R)-2-ethyl-2-methylcyclopropylidene]methyl]- 90% 202-2-w dideu-T800")
-
Benzoic acid, 4-[(E)-[(2R)-2-ethyl-2-methylcyclopropylidene]methyl]- 90% 202-2-w dideu-T800
Industrial Grade / 90%
-
-
-
![Tetraphenyl dipropyleneglycol diphosphite.]( "Tetraphenyl dipropyleneglycol diphosphite.")
-
Tetraphenyl dipropyleneglycol diphosphite.
National Grade / 99%
-
![Benzoic acid, 4-[(E)-[(2R)-2-ethyl-2-methylcyclopropylidene]methyl]- 90% 202-2-w dideu-T800](https://file.echemi.com/fileManage/upload/goodpicture/20230327/m20230327102703569.jpg "Benzoic acid, 4-[(E)-[(2R)-2-ethyl-2-methylcyclopropylidene]methyl]- 90% 202-2-w dideu-T800")
