Introduction:Basic information about CAS 557-04-0|Magnesium stearate, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Magnesium stearate |
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| CAS Number | 557-04-0 | Molecular Weight | 591.24 |
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| Density | 1.028g/cm3 | Boiling Point | 359.4ºC at 760mmHg |
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| Molecular Formula | C36H70MgO4 | Melting Point | 200 °C(lit.) |
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| MSDS | ChineseUSA | Flash Point | 162.4ºC |
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Names
| Name | magnesium distearate |
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| Synonym | More Synonyms |
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Magnesium stearate BiologicalActivity
| Description | Magnesium stearate is a commonly used pharmaceutical lubricant. But Magnesium stearate leads to an adverse effect on bonding between particles. Magnesium stearate can be used as an excipient, such as lubricant. Pharmaceutical excipients, or pharmaceutical auxiliaries, refer to other chemical substances used in the pharmaceutical process other than pharmaceutical ingredients. Pharmaceutical excipients generally refer to inactive ingredients in pharmaceutical preparations, which can improve the stability, solubility and processability of pharmaceutical preparations. Pharmaceutical excipients also affect the absorption, distribution, metabolism, and elimination (ADME) processes of co-administered drugs[1][2]. |
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| Related Catalog | Research Areas >>OthersSignaling Pathways >>Others >>Others |
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| References | [1]. Zuurman K, et al. Effect of magnesium stearate on bonding and porosity expansion of tablets produced from materials with different consolidation properties[J]. International journal of pharmaceutics, 1999, 179(1): 107-115. [2]. Elder DP, et al. Pharmaceutical excipients - quality, regulatory and biopharmaceutical considerations. Eur J Pharm Sci. 2016 May 25;87:88-99. |
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Chemical & Physical Properties
| Density | 1.028g/cm3 |
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| Boiling Point | 359.4ºC at 760mmHg |
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| Melting Point | 200 °C(lit.) |
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| Molecular Formula | C36H70MgO4 |
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| Molecular Weight | 591.24 |
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| Flash Point | 162.4ºC |
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| Exact Mass | 590.512451 |
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| PSA | 52.60000 |
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| LogP | 12.50830 |
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| Index of Refraction | 1.45 (25ºC) |
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| Storage condition | Store at RT. |
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| Stability | Stable. Incompatible with strong oxidizing agents. |
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| Water Solubility | Insoluble |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- WI4390000
- CHEMICAL NAME :
- Stearic acid, magnesium salt
- CAS REGISTRY NUMBER :
- 557-04-0
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C36-H70-O4.Mg
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 1092 gm/kg/13W-C
- TOXIC EFFECTS :
- Liver - changes in liver weight Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death
- REFERENCE :
- TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85, Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 17,51,1980 *** REVIEWS *** ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 10 mg/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81884 No. of Facilities: 2092 (estimated) No. of Industries: 19 No. of Occupations: 34 No. of Employees: 31116 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6914 No. of Facilities: 64 (estimated) No. of Industries: 1 No. of Occupations: 2 No. of Employees: 320 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81884 No. of Facilities: 5057 (estimated) No. of Industries: 57 No. of Occupations: 78 No. of Employees: 184994 (estimated) No. of Female Employees: 101129 (estimated)
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Safety Information
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
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| Hazard Codes | Xi:Irritant |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S26-S37/39 |
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| RIDADR | NONH for all modes of transport |
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| WGK Germany | - |
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| RTECS | WI4390000 |
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| HS Code | 29157030 |
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Customs
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Synonyms
| MAGNESIUM DISTEARATE |
| Magnesium stearate |
| synpro 90 |
| MFCD00036391 |
| Stearic acid, magnesium salt |
| MAGNESIUM STEARATE (E-470B, F.C.C.) ADITIO |
| EINECS 209-150-3 |
| Octadecanoic acid, magnesium salt |
| stearic acid magnesium salt |
| Octadecanoic acid, magnesium salt (2:1) |
| stearatedemagnesium |
| MAGENSIUM STEARATE |
| MAGNESIUMSTEARATE |
| MEGNESIUM STEATATE |
| MAGNESIUMSTEARATEBP |
| Magnesium dioctadecanoate |
| Microcrystalline cellulose use as the oral steroid filler |
| Dibasic magnesium stearate |
| MAGNESIUM STEARATE API |
| magnesiumdistearate |
| Synpro Magnesium Stearate 90 |
| OCTADECANOIC ACID MAGNESIUM SALT |
| stearate magnesium |
| Magnesiumdistearat |
| MAGNESIUM STEARATE NF |
| MAGNESIUM OCTADECANOATE |
| magnesium sterate |
| stearic acid,magnesium stearate |
| Dolomol |
| Magnesiumstearat |
| OCTADECANOICACID, MAGNESIUM SALT (2:1) |
| MAGNESIUMSTEARATE,FCC |
| petracmg20nf |
| MAGNESIUM STEARATE, FCC |
| Magnesium Stearate Bp |