2016/04/30

Description of Paeoniflorin


CAS: 23180-57-6
Molecular Formula: C23H28O11
Molecular Weight: 480.47
Paeoniflorin is a actinic compound. It is one of the above capacity of a herbal anesthetic acquired from Paeonia lactiflora.It can aswell be abandoned from the beginning baptize bracken Salvinia molesta.
In Paeonia, it can anatomy new compounds with accession of phenolic substituents.

Paeoniflorin has antiandrogenic properties. Paeoniflorin inhibits the assembly of testosterone and promotes the action of aromatase - the agitator that converts testosterone into estrogen.

2016/04/28

About Tartaric Acid

Tartaric acid is a white solid possessing two alcohol groups and two acid groups. The additional and third carbons of the atom are absurd (these are alleged chiral centers). The by itself occurring anatomy of tartaric acid is the L-isomer, which rotates ablaze to the left. The D-form of the acid, which rotates plane-polarized ablaze to the appropriate (the D refers to dextro, or appropriate duke direction) is far beneath accepted in attributes and has about no applied uses.
In general, area biological molecules accept optical isomers, alone one of the isomers or forms will be alive biologically. The added will be artless by the enzymes in active cells. The meso anatomy of the atom is not afflicted by polarized light.

The fourth anatomy — the DL mixture, is not a individual molecule, but a admixture of according amounts of D and L isomers. It does not circle polarized ablaze (like the meso form) because the circling of ablaze by the D and L forms is according in bulk but adverse in direction. It is accessible to abstracted the DL admixture into the two isomers, anniversary of which does circle light. In the 1840s, Louis Pasteur bent that anniversary of the two isomers of tartaric acid rotated ablaze in adverse directions, and the meso anatomy was abeyant in this respect. He aswell afar by hand, crystals of the racemic admixture to appearance that it was fabricated of according amounts of the D and L forms, authoritative it altered than the meso anatomy of tartaric acid.

2016/04/26

What is Solasonine?


CAS:19121-58-5
Molecular Formula: C45H73NO16
Molecular Weight: 884.06

Solasonine is a poisonous chemical compound. It is a glycoside of solasodine. Solasonine occurs in plants of the Solanaceae family.Solasonine was one component of the unsuccessful experimental cancer drug candidate Coramsine.

2016/04/23

What is Magnesium stearate?

Magnesium stearate is a admixture that is formed chemically by accumulation stearic acerbic — a by itself occurring adhering actuality in vegetable oil or beastly fat — with a magnesium ion, which is an electron which has absent or acquired an electric charge. This causes the magnesium stearate to accelerate out, or condense, to anatomy a magnesium salt. This alkali is diminutive and has a white color, clashing absolute stearic acid, aswell termed octadecanoic acid, which is a achromatic bright liquid.
Widely used, magnesium stearate is a key accretion in the assembly of medicines, aliment supplements, and bloom articles such as vitamins. It has been accustomed by the Aliment and Biologic Administration (FDA) of the US Government for use as a aliment additive, supplement book additive, and aswell for use as a blanket in medical capsules and medical tablets. It is in top appeal by aliment and biologic manufacturers because it is such an able lubricant.
Magnesium stearate has acquired such advanced acceptance due, in part, to the FDA acceptance of its about controllable actinic composition. Principal sources today cover approach oil, attic oil, or cottonseed oil, acceptance certifications that announce that supplements application the admixture are adequate for assimilation by vegetarians. There is some concern, however, that cottonseed oil contains a top amount of pesticide contamination, authoritative it clashing for use in aliment supplements. Labels of supplement powders artlessly tend to account magnesium stearate as an apathetic accretion that does not acknowledge with added alive capacity and will not impede their adapted effects.
Magnesium stearate is aswell awful acclimated as a book adipose for assigned medicine, back it not alone helps anticipate tablets from afraid calm in the bottle, but its blanket helps accomplish tablets easier to swallow. The accession of this admixture to solid tablets and capsules aswell helps them to breach afar easier already they are swallowed, and it helps to added predictably absolution the alive capacity of the book or capsule. An adeptness to adumbrate the absolution time is an important agency in prescribing anesthetic for medical conditions, since, for a medication to be effective, it needs to be able of bearing adapted after-effects aural a agreed time period.

Although magnesium stearate has been accustomed as a almost banal aliment accretion in itself, some agitation has arisen apropos the alien baneful accumulative furnishings of such boundless acceptance of this actuality — which, according to some reports, is present in about 95% of aliment supplements. Concerns accept aswell appeared apropos the as yet alien interactions that may advance from its more boundless acceptance in ingested products.

2016/04/15

Safety Measures/Side Effects of Sodium Hydroxide

Sodium Hydroxide is advised a abstinent hazard additive by the Cosmetics Database, which addendum apropos apropos cancer, and abstinent apropos apropos neurotoxicty, agency arrangement toxicity and irritation. It is classified as "expected to be baneful or harmful" and one or added beastly studies appearance academician and afraid system, metabolic, and faculty agency furnishings at actual low doses and there are warnings apropos application this additive about the eyes or mouth.
Although Sodium Hydroxide has been affiliated to cancer, accurately of the esophagus, the CDC begin that these cases were afterwards 15 - 40 years of exposure, and were acquired by bane induced by Sodium Hydroxide and "were a lot of acceptable the aftereffect of tissue abolition and blister accumulation rather than a absolute baleful activity of sodium hydroxide itself."

Sodium Hydroxide is, however, a accepted irritant. Studies by the National Institute for Occupation Safety and Health begin that this additive causes "Irritation eyes, skin, close membrane; pneumonitis; eye, derma burns; acting accident of hair" and recommends that consumers anticipate derma and eye contact. The CDC letters that "Skin acquaintance with sodium hydroxide can could could cause astringent burns with abysmal ulcerations. Affliction and affliction are axiomatic aural 3 minutes, but acquaintance with adulterate solutions may not could could cause affection for several hours. Acquaintance with the eye may aftermath affliction and irritation, and in astringent cases, clouding of the eye and blindness." Solutions as anemic as .12% accept apparent to destruct advantageous derma beef aural one hour. Other studies accede Sodium Hydroxide as a able irritant that is acerb to the skin, eyes, and respiratory tract, but that the severity of the furnishings are accompanying anon to absorption and pH levels, as able-bodied as the breadth of acknowledgment and derma type.

2016/04/08

What is Paricalcitol?


Paricalcitol (chemically it is 19-nor-1,25-(OH)2-vitamin D2. Marketed by Abbott Laboratories beneath the barter name Zemplar) is a biologic acclimated for the blockage and analysis of accessory hyperparathyroidism (excessive beard of parathyroid hormone) associated with abiding renal failure. It is an analog of 1,25-dihydroxyergocalciferol, the alive anatomy of vitamin D2 (ergocalciferol).

Paricalcitol is a constructed noncalcemic, nonphosphatemic vitamin D analogue. Paricalcitol binds to the vitamin D receptor and has been apparent to abate parathyroid hormone (PTH) levels. This abettor aswell increases the announcement of PTEN ('Phosphatase and Tensin homolog deleted on chromosome Ten'), a tumor-suppressor gene, in leukemic beef and cyclin-dependent kinase inhibitors, consistent in bump corpuscle apoptosis and bump corpuscle adverse into accustomed phenotypes.