Katalog No: 102839.0025
Marka: Merck
Synonyms: Cys, L-Cysteinium Chloride Monohydrate, L-Cysteine Hydrochloride, Monohydrate
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| CAS # | Empirical Formula |
|---|---|
| 7048-04-6 | C₃H₈ClNO₂S * H₂O |
| Açıklama | |
|---|---|
| Katalog Numarası | 102839 |
| Eş anlamlı | Cys, L-Cysteinium Chloride Monohydrate, L-Cysteine Hydrochloride, Monohydrate |
| Ürün Bilgisi | |
|---|---|
| CAS Numarası | 7048-04-6 |
| EC Numarası | 200-157-7 |
| Tepe Formülü | C₃H₈ClNO₂S * H₂O |
| Molar Kütle | 175.64 g/mol |
| HS Kodu | 2930 90 16 |
| Structure formula Image | |
| Quality Level | MQ100 |
| Fizikokimyasal Bilgiler | |
|---|---|
| Yoğunluk | 1.54 g/cm3 |
| Erime Noktası | 64 °C |
| pH Değeri | 0.8 - 1.2 (100 g/l, H₂O, 20 °C) |
| Buhar basıncı | <0.1 hPa (20 °C) |
| Kütle yoğunluğu | 780 kg/m3 |
| Çözünürlük | 650 g/l |
| Özellikler | |
|---|---|
| Assay (alkalimetric, calculated on dried substance) | 98.5 - 101.0 % |
| Özdeşlik (IR-spectrum) | Testi geçer |
| Özdeşlik (wet chemistry) | Testi geçer |
| Appearance | white or almost white, crystalline powder or colorless crystals |
| Appearance of solution (25 g/l, water) | clear and not more intense in color than reference solution BY6 |
| Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance) | +5.5 to +7.0 |
| Sulfate (SO₄) | ≤ 200 ppm |
| Heavy metals (as Pb) | ≤ 10 ppm |
| Fe (Iron) | ≤ 10 ppm |
| Ninhydrin-positive substances (LC) (impurity A (570 nm)) | ≤ 0.5 % |
| Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity) | ≤ 0.2 % |
| Ninhydrin-positive substances (LC) (ammonium (570 nm)) | ≤ 0.02 % |
| Ninhydrin-positive substances (LC) (total impurities) | ≤ 1.0 % |
| Sulfated ash (600 °C) | ≤ 0.1 % |
| Loss on drying (Vacuum < 2,0 kPa, P2O5, 20 h) | 8.5 - 12.0 % |
| Residual solvents (ICH Q3C) | excluded by manufacturing process |
| Sulfated ash (600 °C) | ≤ 0.1 % |
| Loss on drying (Vacuum < 0.7 kPa, P₂O₅, 24 h) | 8.0 - 12.0 % |
| Bacterial endotoxins | ≤ 6.0 I.U./g |
Synonyms: Prop-2-enamide
Synonyms: Methylthioninium chloride, 3,7-Bis(dimethylamino)phenothiazinium chloride, Tetramethylthionine chloride
CAS #: 61-73-4
EC Numarası: 200-515-2
Molar Kütle: 319.86 g/mol (anhydrous)
Kimyasal Formül: C₁₆H₁₈ClN₃S * x H₂O (x=2-3)
Tepe Formülü: C₁₆H₁₈ClN₃S * x H₂O
Synonyms: 2-Acetamido-3-mercaptopropionic acid
CAS #: 616-91-1
EC Numarası: 210-498-3
Molar Kütle: 163.20 g/mol
Tepe Formülü: C₅H₉NO₃S
CAS #: 9004-34-6
EC Numarası: 232-674-9
Kimyasal Formül: (C₆H₁₀O₅)n
CAS #: 7790-69-4
EC Numarası: 232-218-9
Molar Kütle: 68.94 g/mol
Tepe Formülü: LiNO₃
Synonyms: Bromine iodide
CAS #: 7789-33-5
EC Numarası: 232-159-9
Molar Kütle: 206.81 g/mol
Kimyasal Formül: IBr
Tepe Formülü: BrI
Synonyms: Lauryl sulfate sodium salt, SDS, Dodecyl sodium sulfate
CAS #: 151-21-3
EC Numarası: 205-788-1
Molar Kütle: 288.38 g/mol
Kimyasal Formül: C₁₂H₂₅OSO₂ONa
Tepe Formülü: C₁₂H₂₅NaO₄S
Synonyms: 1-Hydroxynaphthalene
CAS #: 90-15-3
EC Numarası: 201-969-4
Molar Kütle: 144.17 g/mol
Kimyasal Formül: C₁₀H₇OH
Tepe Formülü: C₁₀H₈O
CAS #: 17372-87-1
EC Numarası: 241-409-6
Molar Kütle: 691.88 g/mol
Tepe Formülü: C₂₀H₆Br₄Na₂O₅
Synonyms: Bitter almond oil
CAS #: 100-52-7
EC Numarası: 202-860-4
Molar Kütle: 106.12 g/mol
Kimyasal Formül: C₆H₅CHO
Tepe Formülü: C₇H₆O
Synonyms: o-Phosphoric acid, Orthophosphoric acid
CAS #: 7664-38-2
Grade: Ph Eur,BP,JPE,NF,E 338
CAS #: 1317-37-9
EC Numarası: 215-268-6
Molar Kütle: 87.91 g/mol
Kimyasal Formül: FeS
Tepe Formülü: FeS
CAS #: 12007-60-2
EC Numarası: 234-514-3
Molar Kütle: 169.12 g/mol
Kimyasal Formül: Li₂B₄O₇
Tepe Formülü: Li₂B₄O₇
