Grundinformationen
- CAS
79-81-2- Standard-SMILES
CCCCCCCCCCCCCCCC(=O)OC/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)CCCC1(C)C- InChIKey
VYGQUTWHTHXGQB-FFHKNEKCSA-N- Summenformel
- C36H60O2
- Durchschnittliche Molmasse
- 524,9 g/mol
- Monoisotopische Masse
- 524,45933116
Überblick
All-trans-retinyl palmitate is an all-trans-retinyl ester obtained by formal condensation of the carboxy group of palmitic (hexadecanoic acid) with the hydroxy group of all-trans-retinol. It is used in cosmetic products to treat various skin disorders such as acne, skin aging, wrinkles, dark spots, and also protect against psoriasis. It has a role as an antioxidant, a human xenobiotic metabolite and an Escherichia coli metabolite. It is a retinyl palmitate and an all-trans-retinyl ester. It is functionally related to an all-trans-retinol.
Namen und Bezeichner
- Bevorzugter Name
- Retinol Palmitate
- IUPAC
- [(2E,4E,6E,8E)-3,7-dimethyl-9-(2,6,6-trimethylcyclohexen-1-yl)nona-2,4,6,8-tetraenyl] hexadecanoate
- Lokaler Name
- Retinylpalmitat
- Englischer Name
- Vitamin A palmitate
- Summenformel
- C36H60O2
- Molmasse
- 524.86
Namen und Synonyme
Weitere Namen anzeigen
Datenbank-Bezeichner
- CAS
79-81-2- PubChem CID
- 5280531
- DTXSID
DTXSID1021241- ChEMBL
CHEMBL1675- ChEBI
CHEBI:17616- UNII
- 1D1K0N0VVC
- EC Number
- 201-228-5
- Nikkaji
- J3.849K
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- 13,6
- Polarare Oberfläche (TPSA)
- 26,3 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 2
- Frei drehbare Bindungen
- 21
- Schwere Atome
- 38
- Formalladung
- 0
- Komplexität
- 803
Experimentelle und physikochemische Eigenschaften
Cosmetics
Cosmetic ingredients (Retinyl Palmitate) -> CIR (Cosmetic Ingredient Review)
Skin conditioning
Human Drugs
FDA approved drugs -> Active ingredient
FDA approved drugs -> Active ingredient
Physikochemische Eigenschaften
- Schmelzpunkt
- 28 · 28-29℃
- Siedepunkt
- 546.51 °C · 546.51°C (rough estimate)
- Dichte
- 0.9668 · 0.9668 (rough estimate)
- Brechungsindex
- 1.525 · 1.5250 (estimate)
- Flammpunkt
- 194 ℃ · 194℃
- storage temp.
- 2 · 2-8°C
- Löslichkeit
- Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Very Slightly)
- Aggregatzustand
- oil
- pka
- -7 · -7
- Wichte
- 0.9 · 0.90~0.93 (20℃)
- Farbe
- Light Yellow to Yellow
- Biologische Quelle
- synthetic (organic)
- Wasserlöslichkeit
- Soluble in chloroform, ether, and vegetable oils. Insoluble in water.
- Merck
- 13 · 13,10073
- BRN
- 1917366 · 1917366
- Specific Activity
- 1 · ~1,800,000USP units/g
- BCS Class
- 4 · 4
- Stabilität
- Light Sensitive
- Major Application
- cleaning productscosmeticsfood and beveragespersonal carepharmaceutical (small molecule)vitamins, nutraceuticals, and natural products
- Kosmetik-Inhaltsstoffe Funktionen
- SKIN CONDITIONING - MISCELLANEOUS
- InChIKey
- VYGQUTWHTHXGQB-YFAKFODJSA-N
- SMILES
- O(C\C=C(/C)\C=C\C=C(/C)\C=C\C1=C(CCCC1(C)C)C)C(=O)CCCCCCCCCCCCCCC
- LogP
- 15.51 at · 15.51 at 25℃
- CAS Datenbank
- 79 · 79-81-2(CAS DataBase Reference)
- NIST chemische Informationen
- Vitamin a palmitate(79-81-2)
- EPA chemische Informationen
- Retinol, hexadecanoate (79-81-2)
Sicherheit und Regulatorisches
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 8.4% (54 of 643) of reports.
Danger
H315 (19%): Causes skin irritation [Warning Skin corrosion/irritation]
P203, P264, P273, P280, P302+P352, P318, P321, P332+P317, P362+P364, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 643 reports by companies from 30 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Gefahrenhinweise
Regulatory Information
Chemical: Retinol, hexadecanoate
Regulation (EC) No 1831/2003 (amended)
Status: Active Update: 13-03-2020 https://echa.europa.eu/registration-dossier/-/registered-dossier/13687
Retinyl palmitate: Does not have an individual approval but may be used under an appropriate group standard
Toxikologische Informationen
Drug Induced Liver Injury
Drug Induced Liver Injury Rank (DILIrank 2.0)
Vitamin A palmitate
vLess-DILI-concern
3
Warnings & precautions
DOI:10.1016/j.drudis.2016.02.015
Sicherheitsdaten
- F
- 8-10-23
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- UN1170 - class 3 - PG 2 - Ethanol, solution
- hs_code
- 29362100
- RTECS-Nr.
- VH6860000
- risk_code
- 63-53-61-11
- Toxizität
- LD50 (10 day) in mice, rats (mg/kg): 6060, 7910 orally (Kamm)
- hazard_code
- T,Xn,F
- safety_code
- 53-23-36/37/39-45-36/37-16-60
- Speicherklasse
- 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
- Hazard Classifications
- Aquatic Chronic 3Repr. 1B
Chemie und Industrie
Pharmakologische Informationen
MeSH Pharmacological Classification
Naturally occurring or synthetic substances that inhibit or retard oxidation reactions. They counteract the damaging effects of oxidation in animal tissues.
Agents that reduce the frequency or rate of spontaneous or induced tumors independently of the mechanism involved.
Verwendung und Herstellung
Anwendungen
Verwendenvitamin A palmitate is known as a skin “normalizer.” It acts as an antikeratinizing agent, helping the skin stay soft and plump, and improving its water-barrier properties. Because of its impact on the skin’s water-barrier properties, it is useful against dryness, heat, and pollution. It is also an anti-oxidant and is suggested for use in sunscreens. Clinical studies with vitamin A palmitate indicate a significant change in skin composition, with increases in collagen, DnA, skin thickness, and elasticity. Vitamin A palmitate’s stability is superior to retinol.
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