Tuesday, May 22, 2012

the properties of 9,10-Didehydro-6-methylergoline-8-carboxylic


Synonyms: lysergicacid;9,10-DIDEHYDRO-6-METHYL-ERGOLINE-8-CARBOXYLIC ACID;D-LYSERGIC ACID HYDRATE 95%;Lysergic;LYSERGIC ACID(9,10-DIDEHYDRO-6-METHYLERGOLINE-8-CARBOXYLIC ACID);9,10-Didehydro-6-methylergoline-8-carboxylic;D-Lysergic acerbic hydrate,95%;Quinapril hydrochloride,(3S)-2-[(2S)-2-[[(1S)-1-(Ethoxycarbonyl)-3-phenylpropyl]amino]-1-oxopropyl]-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acerbic hydrochloride
CAS: 82-58-6
MF: C16H16N2O2
MW: 268.31
EINECS: 201-431-9
Product Categories: Chiral Reagents;Heterocycles;Intermediates & Fine Chemicals;Pharmaceuticals;Isotope Labelled Compounds
Mol File: 82-58-6.mol
mp >170°C (dec.)
storage temp. Controlled Substance, -20°C Freezer
Safety Information
MSDS Information
Chemical Properties beige to amber powder
Usage Labelled Lysergic acid. Lysergic acerbic and iso-lysergic acerbic are the capital break articles formed on acrid hydrolysis of the alkaloids which are appropriate of ergot. Potent hallucinogen; non-selective serotonin receptor agonist. Controlled substanc
Usage Lysergic acerbic and iso-lysergic acerbic are the capital break articles formed on acrid hydrolysis of the alkaloids which are appropriate of ergot. Potent hallucinogen; non-selective serotonin receptor agonist. Controlled substance.

Wednesday, May 16, 2012

what is Methylparaben used for


Methylparaben, aswell methyl paraben, one of the parabens, is a bactericide with the actinic blueprint CH3(C6H4(OH)COO). It is the methyl ester of p-hydroxybenzoic acid.
Natural occurrences
Methylparaben is begin in several fruits, in accurate blueberries,area it acts as an antimicrobial agent.
Uses
Methylparaben is an anti-fungal abettor about acclimated in a array of cosmetics and personal-care products. It is aswell acclimated as a aliment bactericide and has the E amount E218.
Methylparaben is frequently acclimated as a fungicide in Drosophila aliment media. Usage of methylparaben is baneful at college concentrations, has a estrogenic aftereffect and apathetic Drosophila advance amount in the abecedarian and pupal stages at a lower concentrations.
Safety
Methylparaben is produced by itself and begin in several fruits, primarily blueberries, forth with added parabens. There is no affirmation that methylparaben or propylparabens are adverse at concentrations about acclimated in physique affliction or cosmetics.Methylparaben and propylparaben are advised about accustomed as safe (GRAS) for aliment and corrective antibacterial preservation.Methylparaben is readily metabolized by accepted clay bacteria, authoritative it absolutely biodegradable.
Methylparaben is readily captivated from the gastrointestinal amplitude or through the skin. It is anatomize to p-hydroxybenzoic acerbic and rapidly excreted in urine after accumulating in the body Acute toxicity studies accept apparent that methylparaben is about non-toxic by both articulate and parenteral administering in animals. In a citizenry with accustomed skin, methylparaben is about balmy and non-sensitizing; however, allergic reactions to ingested parabens accept been reported. Methylparaben is not carcinogenic, mutagenic, teratogenic or embryotoxic; in addition, it is abrogating in the uterotrophic assay.
Studies announce that methylparaben activated on the derma may acknowledge with UVB, arch to added derma crumbling and DNA damage.

Thursday, May 3, 2012

the specifications of Isopropyl paraben


Synonyms: 1-methylethyl4-hydroxybenzoate;4-hydroxy-benzoicaci1-methylethylester;Benzoic acid, p-hydroxy-, isopropyl ester;p-hydroxy-benzoicaciisopropylester;p-Oxybenzoesaureisopropylester;ISOPROPYL 4-HYDROXYBENZOATE;ISOPROPYLHYDROXYBENZOATE;BENZOIC ACID, 4-HYDROXY-, 1-METHYLETHYL ESTER
CAS: 4191-73-5
MF: C10H12O3
MW: 180.2
EINECS: 224-069-3
Product Categories: Aromatic Esters;Aromatics
Mol File: 4191-73-5.mol
Isopropylparaben Chemical Properties
mp 84-86°C
bp 160 °C / 5mmHg
storage temp. 0-6°C
BRN 2641564
CAS DataBase Reference 4191-73-5(CAS DataBase Reference)
NIST Chemistry Reference Isopropyl-4-hydroxybenzoate(4191-73-5)
Safety Information of  Isopropyl paraben
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
RTECS DH2250000
HazardClass IRRITANT

Tuesday, May 1, 2012

the introduction of Vitamin E oil(Fine Product)


Molecular formula C31H52O3
Molecular weight472.75
Physicochemical Property Pale green-yellow or ablaze chicken adhesive liquid, about after any that appears to smell and with about body at 0.947`0.955. Hardly break in water, break in ethanol, gasoline, ethyl ester and bulb oil. It is abiding in heat.
Specification 96%,97%,98%
Package of Vitamin E oil(Fine Product) 200 kg weight, adamant butt or artificial butt ,each 190±0.1 kg in it. Packing cab be done according to the claim of clients.
Storage & transportation Vitamin E oil(Fine Product) Be accurate of agitated shaking, wet, rain and insolation during transportation. Keep it in dry and air-conditioned storage. Do not accumulation up in the open.
Storage life 36 months