Molekula
ثيول ن-أسيتيل-ل-سيستين، درجة USP
N-Acetyl-L-cysteine, USP grade
مؤهل وفق ISO 9001:2015 و ISO 14001:2015 · تقديم خدمات للمختبرات والصناعة منذ عام 2000 · شهادة التحليل مع كل دفعة
N-Acetyl-L-cysteine (NAC) is a biologically active derivative of the amino acid L-cysteine, widely used as a mucolytic agent to break down mucus in respiratory conditions, as an antioxidant, and in the production of pharmaceuticals, cosmetics, and dietary supplements. It supports glutathione synthesis, aids in heavy metal detoxification, and is employed in acetaminophen overdose treatments. This USP-grade chemical has a CAS number of 616-91-1, with the molecular formula HSCH2CH(NHCOCH3)CO2H and a molecular weight of 163.19. Store at 2 to 8°C under dry conditions, away from direct light. The product carries a signal word of *Warning* for safety classification. Molekula supplies N-Acetyl-L-cysteine, USP grade, from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
نظرة عامة
N-Acetyl-L-cysteine (NAC) is a biologically active derivative of the amino acid L-cysteine, widely used as a mucolytic agent to break down mucus in respiratory conditions, as an antioxidant, and in the production of pharmaceuticals, cosmetics, and dietary supplements. It supports glutathione synthesis, aids in heavy metal detoxification, and is employed in acetaminophen overdose treatments. This USP-grade chemical has a CAS number of 616-91-1, with the molecular formula HSCH2CH(NHCOCH3)CO2H and a molecular weight of 163.19. Store at 2 to 8°C under dry conditions, away from direct light. The product carries a signal word of *Warning* for safety classification. Molekula supplies N-Acetyl-L-cysteine, USP grade, from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
الأسعار ومقاسات التعبئة
المواصفات
| Property | Value |
|---|---|
| Appearance | White to Off-white crystalline powder |
| Specific rotation | +21.0 to +27.0° |
| Total plate count | ≤ 1000CFU/g |
| Salmonella | Negative |
| pH | 2.0 to 2.8 |
| Loss on Drying | ≤ 1.0% |
| Assay | 98.0 - 102.0% (dried basis) |
| Residue on Ignition | ≤ 0.5% |
| Particle Size | 20 Mesh |
| Bulk density | 0.68g/ml |
| Residual Solvents | meets USP requirements |
| Heavy Metals (Pb) | ≤ 10ppm |
| Total Coliforms | ≤ 10CFU/g |
| Cadmium (Cd) | ≤ 1ppm |
| Lead (Pb) | ≤ 3ppm |
| Mercury (Hg) | ≤ 0.1ppm |
| Identification (IR) | Conforms to structure |
| Arsenic trioxide (As2O3) | ≤ 1ppm |
| E. Coli | Negative |
| Mould & Yeast | ≤ 100CFU/g |
| Staphlyococcus Aureus | Negative |
| Pseudomonas | Negative |
التخزين والتعامل
| Property | Value |
|---|---|
| درجة حرارة التخزين | 2 to 8 °C |
| الحموضة | Acid |
التعرف
| Property | Value |
|---|---|
| SKU | 90030441 |
| رقم CAS | 616-91-1 |
| الصيغة الجزيئية | HSCH2CH(NHCOCH3)CO2H |
| الوزن الجزيئي | 163.19 |
| SMILES | CC(=O)N[C@@H](CS)C(=O)O |
| رمز REACH | Y113 |
| مُدرَج وفق TSCA | نعم |
| رقم HTS | 29309016 |
| رقم التعريف الجمركي | 2930901600 |
السلامة ونظام التصنيف والتحذير العالمي
-
Health Hazard
GHS07
بيانات الخطر
- H319 يسبب تهيجاً شديداً للعين
إقرارات احترازية
- P261 تجنب تنفس الغبار / الدخان / الغاز / الضباب / الأبخرة / الرذاذ
- P280 توضع قفازات للحماية / ملابس للحماية / وقاء للعينين / للوجه
- P305+351+338 إذا وقعت في العينين: اغسل بالماء لمدة عدة دقائق. ازل العدسات اللاصقة إذا كانت موجودة وسهل إزالتها. واصل الغسل
- P308+313 إذا تم التعرض أو الشعور بالقلق: احصل على مشورة طبية/استشارة طبية
الوثائق
أوراق بيانات السلامة (SDS)
متوفر بـ English, French, German, Italian, Portuguese, Spanish.
شهادة التحليل (CoA) حسب الدفعة
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مرادفات
لا توجد أسماء بديلة مسجلة لهذا المنتج.
الأسئلة الشائعة
What is N-Acetyl-L-cysteine (NAC) commonly used for?
NAC is widely used as a mucolytic agent to break down mucus in respiratory conditions, as an antioxidant, and in the synthesis of glutathione, as well as in pharmaceutical formulations and nutritional supplements.
What is the chemical formula and molecular weight of N-Acetyl-L-cysteine?
The chemical formula is **HSCH₂CH(NHCOCH₃)CO₂H**, and the molecular weight is **163.19 g/mol**.
How should N-Acetyl-L-cysteine (USP grade) be stored?
Store at **2 to 8°C** in a dry, well-ventilated area, away from direct sunlight and incompatible substances.
What grade of N-Acetyl-L-cysteine does Molekula supply, and is USP grade available?
Molekula supplies **USP-grade N-Acetyl-L-cysteine**, meeting pharmaceutical standards for purity and quality.
Can Molekula supply N-Acetyl-L-cysteine in bulk quantities?
Yes, Molekula can supply N-Acetyl-L-cysteine in bulk, with flexible packaging options to meet your requirements.
What documentation comes with an order of N-Acetyl-L-cysteine?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** to ensure compliance and traceability.
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