Amino Acids & Derivatives
L-CYSTINE For Biochemistry
(R,R)-3,3'-Dithiobis(2-aminopropionicacid)
- Article code
- 03145
- CAS
- 56-89-3
- Grade
- For Biochemistry
- Purity
- 98.5%
- Category
- Amino Acids & Derivatives
Specification and availability are confirmed by Chemical Suppliers when you inquire. Product details are attached to your request automatically.
Properties
- Article No.
- 03145
- Grade
- For Biochemistry
- Purity
- 98.5%
- CAS No.
- 56-89-3
- Molecular Formula
- C6H12N2O4S2
- Molecular Weight
- 240.30
- H.S. Code
- 2930.9040
- Shelf Life
- 60 Months
Product information
| Article No. | 03145 | Grade | For Biochemistry |
| Purity | 98.5% | CAS No. | 56-89-3 |
| Molecular Formula | C6H12N2O4S2 | Molecular Weight | 240.30 |
| H.S. Code | 2930.9040 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Colorless crystalline |
| Melting point/ Freezing point [°C] | > 240 °C | Solubility in water [% weight] | Soluble in water |
Specifications
| Appearance | White to off white powder | Assay | 98.5 - 101% |
| Specific optical rotation ([α]20/D; 20 g/L in 1 mol/L HCl; on dried substance) | -218 to -224° | Chloride (Cl) | Max 0.05% |
| Sulphate (SO4) | Max 0.03% | Ammonium (NH4) | Max 0.02% |
| Ninhydrin positive substance | Max 0.2% | Loss on drying (at 110°C) | Max 0.5% |
| Sulphated ash | Max 0.1% | Iron (Fe) | Max 0.002% |
| Lead (Pb) | Max 0.001% |
Packaging options
- 25 g (00025)
- 100 g (00100)
- 500 g (00500)
Details
L-CYSTINE For Biochemistry (R,R)-3,3'-Dithiobis(2-aminopropionicacid) MSDS DE EN FR KO PT ES TH TR COAs Packings 25 g (00025) 100 g (00100) 500 g (00500) Print friendly version Article No. 03145 Grade For Biochemistry Purity 98.5% CAS No. 56-89-3 Molecular Formula C 6 H 1 2 N 2 O 4 S 2 Molecular Weight 240.30 H.S. Code 2930.9040 Shelf Life 60 Months Physical Properties Physical state at 20 °C Solid Colour Colorless crystalline Melting point/ Freezing point [°C] > 240 °C Solubility in water [% weight] Soluble in water Specifications Appearance White to off white powder Assay 98.5 - 101% Specific optical rotation ([α]20/D; 20 g/L in 1 mol/L HCl; on dried substance) -218 to -224° Chloride (Cl) Max 0.05% Sulphate (SO4) Max 0.03% Ammonium (NH4) Max 0.02% Ninhydrin positive substance Max 0.2% Loss on drying (at 110°C) Max 0.5% Sulphated ash Max 0.1% Iron (Fe) Max 0.002% Lead (Pb) Max 0.001% Revision Date: 07-Mar-2018 Home Lab Chemicals Amino Acids & Derivatives L-CYSTINE