Amino Acids & Derivatives
L-CYSTEINE HYDROCHLORIDE MONOHYDRATE For Biochemistry
Confirms to USP (Stereospecific,irreversible inhibitor of histidene,ammonia-lyase.)
- Article code
- 03141
- CAS
- 7048-04-6
- 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.
- 03141
- Grade
- For Biochemistry
- Purity
- 98.5%
- CAS No.
- 7048-04-6
- Molecular Formula
- C3H8ClNO2S.H2O
- Molecular Weight
- 175.64
- H.S. Code
- 2930.9040
- Shelf Life
- 60 Months
Product information
| Article No. | 03141 | Grade | For Biochemistry |
| Purity | 98.5% | CAS No. | 7048-04-6 |
| Molecular Formula | C3H8ClNO2S.H2O | Molecular Weight | 175.64 |
| H.S. Code | 2930.9040 | Shelf Life | 60 Months |
Physical Properties
| Physical state at 20 °C | Solid | Colour | Colorless crstals |
| pH value | 1 - 2 | Melting point/ Freezing point [°C] | 176°C |
| Solubility in water [% weight] | 100 g/l at 25 °C |
Specifications
| Appearance | White crystals or crystalline powder; soluble in water,in alcohol and in acetone | Solubility | Soluble in water, in alcohol and in acetone |
| Identification (by IR) | Passes USP test | Assay (on dried basis) | 98.5% – 101.5% |
| Residue on ignition | NMT 0.4% | Chloride and sulfate (Sulfate) | NMT 0.03% |
| Iron (Fe) | NMT 30 ppm | Related Substances ( by TLC) | - |
| Individual impurities | Max. 0.5% | Total impurities | Max. 2.0% |
| Specific optical rotation (at 589 nm) (c=8, 6 N HCl) on dried substance | +5.7° to +6.8° | Loss on Drying for (For 24 h in a vacuum desiccator using a suitable desiccant and maintaining a pressure of NMT 5 mm of mercury Hg) | 8.0 - 12.0% |
Packaging options
- 25 g (00025)
- 100 g (00100)
- 500 g (00500)
- 1000 g (01000)
Details
L-CYSTEINE HYDROCHLORIDE MONOHYDRATE For Biochemistry Confirms to USP (Stereospecific,irreversible inhibitor of histidene,ammonia-lyase.) MSDS DE EN FR KO PT ES TH TR COAs Packings 25 g (00025) 100 g (00100) 500 g (00500) 1000 g (01000) Print friendly version Article No. 03141 Grade For Biochemistry Purity 98.5% CAS No. 7048-04-6 Molecular Formula C 3 H 8 ClNO 2 S.H 2 O Molecular Weight 175.64 H.S. Code 2930.9040 Shelf Life 60 Months Physical Properties Physical state at 20 °C Solid Colour Colorless crstals pH value 1 - 2 Melting point/ Freezing point [°C] 176°C Solubility in water [% weight] 100 g/l at 25 °C Specifications Appearance White crystals or crystalline powder; soluble in water,in alcohol and in acetone Solubility Soluble in water, in alcohol and in acetone Identification (by IR) Passes USP test Assay (on dried basis) 98.5% – 101.5% Residue on ignition NMT 0.4% Chloride and sulfate (Sulfate) NMT 0.03% Iron (Fe) NMT 30 ppm Related Substances ( by TLC) - Individual impurities Max. 0.5% Total impurities Max. 2.0% Specific optical rotation (at 589 nm) (c=8, 6 N HCl) on dried substance +5.7° to +6.8° Loss on Drying for (For 24 h in a vacuum desiccator using a suitable desiccant and maintaining a pressure of NMT 5 mm of mercury Hg) 8.0 - 12.0% Safety Information and Hazard Symbols Symbol: GHS07 Signal Word: Warning Hazardous Statement: H315-H319-H335 Precaution Statement: P261-P305 + P351 + P338 Revision Date: 02-Sep-2026 Home Lab Chemicals Amino Acids & Derivatives L-CYSTEINE HYDROCHLORIDE MONOHYDRATE