gamma-Butyrolactone | γ-Butyrolactone | B103608 | 4 ...

Synonym: γ-Hydroxybutyric acid lactone, 4-Hydroxybutyric acid lactone, GBL, gamma-Butyrolactone CAS Number 96-48-0. Empirical Formula (Hill Notation) C 4 H 6 O 2. Molecular Weight 86.09 . Beilstein/REAXYS Number 105248 . EC Number 202-509-5. MDL number MFCD00005386. PubChem Substance ID 24891553. NACRES NA.22

PDEA adds Gamma-Butyrolactone (GBL) to list of dangerous ...

The enactment of Board Regulation No. 3 or the classification of plants containing substances listed in or thereafter added to the 1961 Single Convention on Narcotic Drugs, the 1971 Single Convention on Psychotropic Substances and those classified by the DDB as dangerous drugs, or are sources thereof, as dangerous drugs, was also adopted by the ...

Plants and Plant Products | SpringerLink

Aug 12, 2010· Plants are a common and likely the largest source of contact dermatitis. Phytochemicals, although belonging to various families, may be common to phylogenetically different plant families and induce different clinical types of dermatitis through different mechanisms.

Butyrolactone Plants

GammaButyrolactone An Overview ScienceDirect . Afactor homologues having a butyrolactone structure have been found in various streptomyces species, such as sikiniensis, natural product biosynthesis by microorganisms and plants, part cohn didda, christophe corre, in methods in enzymology, 2012 abstract.

Gamma Butyrolactone Safety Data Sheet International Diol ...

Gamma Butyrolactone Safety Data Sheet International Diol Company SAFETY DATA SHEET according to Regulation (EC) No. 1272/2008, Regulation (EC) 907/2006 Gamma Butyrolactone, rev 0 06/2014 Page 4 proof tools and explosion proof equipment if flammable gasses, liquids or vapors are present in the spill area.

Synthesis and biological evaluation of antitumor-active ...

Apr 01, 2010· The plant triterpenes betulin and betulinic acid (BA) are triterpenes featuring interesting pharmacological properties. Starting from substituted betulinic aldehydes, we used them as lead structures for the synthesis of several gamma-butyrolactones and butenolides. ... Synthesis and biological evaluation of antitumor-active gamma-butyrolactone ...

Contact dermatitis to Alstroemeria.

Contact dermatitis to Alstroemeria. Santucci B, Picardo M, Iavarone C, Trogolo C. A study was carried out on 50 workers in a floriculture centre to evaluate the incidence of contact dermatitis to Alstroemeria. 3 subjects gave positive reactions to aqueous and …

Gamma-Butyrolactone - an overview | ScienceDirect Topics

GHB is abused for euphoric, sedative and anabolic (body-building) effects. GHB and two of its precursors, gamma-butyrolactone (GBL) and 1,4-butanediol (BD), have been involved in poisonings, overdoses, date rapes and deaths. Coma and seizures can follow misuse of GHB and, when combined with methamphetamine, there appears to be an increased risk ...

DDB includes plants that are sources of drugs, and GBL in ...

Presided by DDB Chairman Secretary Catalino Cuy, Board Members agreed to include plants that contain or are sources of substances listed in the 1961 Single Convention on Narcotic Drugs, 1971 Single Convention on Psychotropic Substances and those classified by the Board as dangerous drugs.

Process for the production of gamma-butyrolactone - Davy ...

Jul 31, 1990· In order that the invention may be clearly understood and readily carried into effect three preferred processes for the production of gamma-butyrolactone and three respective plants designed for operation thereof, will now be described, by way of example only, with reference to the accompanying drawings, FIGS. 1 to 3, which are each a schematic ...

Gamma Butyrolactone (Gbl) - eMedicineHealth

Gamma butyrolactone is a chemical. People use it as medicine. Be careful not to confuse gamma butyrolactone (GBL) with gamma hydroxybutyrate (GHB). Despite serious safety concerns and illegality, people take gamma butyrolactone for improving athletic …

Wholesale Gamma Butyrolactone - Gamma Butyrolactone ...

Looking for gamma butyrolactone? You’ve come to the right place. This page is your gamma butyrolactone one-stop source for the competitive prices and quality from sewing machine suppliers and manufacturers. If you have a difficulty finding a right supplier, post …

Wholesale Gbl - Gbl Manufacturers, Suppliers - EC21

Besides, we also provide you with related products such as butyrolactone, gamma-butyrolactone, gbl 99.9%, gbl cleaner, gamma butyrolactone, cas 96-48-0, pvp, povidone, nmp, gamma butyrolactone 99.9% and chemical for your choice.

Blog Posts - gbl products

Oct 18, 2015· Gamma-Butyrolactone (γ-butyrolactone or GBL) is a hygroscopic colorless oily liquid with a weak characteristic odor and is soluble in water.GBL is a common solvent and reagent in chemistry and is used as an aroma compound, as a stain remover, as a superglue remover, as a paint stripper, and as a solvent in some wet aluminium electrolytic capacitors.

PDEA: Gamma-Butyrolactone or GBL now a Dangerous Drug

Sep 04, 2019· Gamma-Butyrolactone is a liquid compound used as a solvent and sometimes taken as a recreational drug being metabolized in the body producing an active substance called as “Gamma-Hydroxybutyrate”, or GHB, a compound listed in the schedule II of the 1971 convention- the drug category that has high potential for abuse which may lead to severe ...

Gamma-Butyrolactone now a dangerous drug - iOrbitNews Online

Sep 05, 2019· Gamma-Butyrolactone, or GBL, is now considered a dangerous drug, according to the Philippine Drug Enforcement Agency (PDEA). PDEA Director General Aquino said that inclusion of GBL to the list of dangerous drugs was due to the passage by the Dangerous Drugs Board (DDB) of Board Regulation No. 4, Series of 2019 with the subject “Inclusion of Gamma-Butyrolactone (GBL), …

gamma-Butyrolactone - Wikipedia

The blood gamma-butyrolactone levels was 63 ug/mL 5 minutes after ip injection, while it was 22.5 ug/mL at 60 minutes; however, only 2 out of 6 animals had levels above the limit of detection at 60 minutes. Upon iv injection, the 5-minute value was 85 ug/mL, whereas gamma-butyrolactone was no longer detectable after 15 minutes.

Gamma-butyrolactone : definition of Gamma-butyrolactone ...

gamma-Butyrolactone (n.). 1. One of the FURANS with a carbonyl thereby forming a cyclic lactoneIt is an endogenous compound made from gamma-aminobutyrate and is the precursor of gamma-hydroxybutyrate. It is also used as a pharmacological agent and solvent.

WO2005056002A2 - Use of inductors of the degradation ...

The invention relates to the use a η-butyrolactone degradation pathway inductor for increasing the enzymatic degradation of a N-acyl homoserine lactone of Gram-negative pathogenic bacteria sensitive to a N-acyl homoserine lactone apart from butyric and α-hydroxy-β-methylbutyric acids and to the application thereof, in particular for agriculture, the agri-food industry and human and animal ...

Technical Information gamma-Butyrolactone

Description Gamma-Butyrolactone (GBL) is a colorless liquid free of suspended matter. It is miscible with water, alcohols, ketones, esters and aromatic hydrocarbons. Solubility is limited in aliphatic and cycloaliphatic hydrocarbons. Safety Gamma-Butyrolactone …

gamma-butyrolactone, 96-48-0

Commitment to quality: Idukern F&F Ingredients is your partner for the fragrance and flavor ingredients. Indukern F&F focuses in particular on the service it offers its clients in terms of quality, speed and direct consultancy with more than 1600 different products in stock ready for prompt shipment: Aromachemicals, Essential Oils and Natural Isolates.

Bio-Butanediol – from renewable sources - WorldOfChemicals

Abstract The global 1,4-butanediol (BDO) industry is one of the burgeoning industries. Biological pathways of production of BDO is giving greater hope to the present world chemical industries. At the same time, it is a challenging proposition for the business growth of established companies. Nowaday...

Alpha-methylene -gamma-butyrolactone

i What is alpha-methylene-gamma-butyrolactone and where is it found? This chemical is found in the Liliaceae family of plants to which species such as Tulip, Alstromeria, Erythronium dens canis and Americanum belong. Further research may identify additional product or industrial usages of …

US4945173A - Process for the production of gamma ...

A process is described for the production of substantially pure gamma-butyrolactone from a feed mixture containing a major amount of gamma-butyrolactone and a minor amount of diethyl succinate which comprises fractionally distilling the mixture in a fractionation zone in the presence of diethyl ethoxysuccinate and recovering from the fractionation zone an overhead vaporous product comprising ...

GHB – streetdrugs

GHB (Gama Hydroxybutyric Acid) is a synthetic depressant produced in clandestine labs. While available as a prescription for sleep disorders in some other countries Gama Hydroxybutyric Acid) was banned (in the U.S.) by the FDA in 1990 because of the dangers associated with its use.

Wholesale Merchandise Directories | Wholesale merchandise ...

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Safety Data Sheet

Wash spillage into effluent treatment plant. Contain and collect spillage using ... Keep away from flames and sources of ignition – including static. 7.2. ... Mexico, and EU have not developed exposure limits for gamma butyrolactone. Use recommended safe handling practices to minimize unnecessary exposure. Exposure Limits for Chemicals which ...

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