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High quality 1,8-Naphthalic anhydride CAS 81-84-5 with factory price
1,8-Naphthalic anhydride
CAS 81-84-5
Purity: 99%
Packing: 1kg/bag, 25kg/drum
1,8-Naphthalic anhydride is an organic compound with the formula C₁₀H. It is one of three isomers of naphthalic anhydride, the other two being the 1,2- and the 2,3-derivatives. The 1,8-isomer is prepared by aerobic oxidation of acenaphthene. 2,6-naphthalenedicarboxylic acid can be prepared from this anhydride.
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Factory supply o-Phenylenediamine(OPD) CAS 95-54-5 with best price
o-Phenylenediamine(OPD)
CAS 95-54-5
Purity: 99%
Packing: 1kg/bag, 25kg/drum
Phenylenediamine is the simplest aromatic diamine. There are three isomers, namely o-phenylenediamine, m-phenylenediamine and p-phenylenediamine.
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Factory supply high quality Hydroxyquinone CAS 123-31-9 with good price
Hydroxyquinone
CAS 123-31-9
Purity: 99%
Packing: 1kg/bag, 25kg/drum
Hydroquinone is a pigment-lightening agent used in bleaching creams. Hydroquinone combines with oxygen very rapidly and becomes brown when exposed to air. Although it occurs naturally, the synthetic version is the one commonly used in cosmetics. Hydroquinone is mainly used for photographic developer. Alkylation of hydroquinone and its compounds are widely used in the process and transportation of the monomer addition polymerization inhibitor.
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Factory supply 4-bromoaniline CAS 106-40-1 with good price
4-bromoaniline
CAS 106-40-1
Purity: 99%
Packing: 1kg/bag, 25kg/drum
4-Bromoaniline is a compound where an aniline molecule is substituted with a bromine atom on the para position. Commercially available, this compound may be used as a building block, e.g. in the preparation of p-bromobiphenyl via the Gomberg-Bachmann reaction.
For research use only.
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Factory supply p-Benzoquinone / 1,4-Benzoquinone (PBQ) CAS No. 106-51-4
p-Benzoquinone / 1,4-Benzoquinone (PBQ)
CAS No. 106-51-4
Purity: 99%
Packing: 1kg/bag, 25kg/drum
p-Benzoquinone / 1,4-Benzoquinone (PBQ) is the basic structure of quinonoid compounds.They are widely distributed in the natural world, being found in bacteria, plants and arthropods and hence quinones are ubiquitous to living systems. Quinones play pivotal role in biological functions including oxidative phosphorylation and electron transfer.
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High quality Poly-L-aspartic acid(PASP) CAS 25608-40-6 supplier
Polyaspartic Acid(PASP)
CAS 25608-40-6
M.W.: 7000-8000
Packing: 1kg/bag, 25kg/drum
Polyaspartic acid (PASA) is a polymerized amino acid that is biodegradable and water-soluble. It has many distinctive features that can be exploited for a number of uses. There are a number of poly(aspartic acid) synthesis techniques that facilitate the development of poly(aspartic acid) and related materials with a variety of physical and chemical characteristics.
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Manufacturer ANTHRAQUINONE-2,7-DISULFONIC ACID DISODIUM SALT CAS 853-67-8 with high quality
ANTHRAQUINONE-2,7-DISULFONIC ACID DISODIUM SALT
CAS 853-67-8
Purity: 99%~101%
Packing: 1kg/bag, 25kg/drum
Anthraquinone-2,7-disulfonic acid disodium salt is also known as 2,7-AQDS, 9,10-Dihydro-9,10-dioxo-2,7-anthracenedisulfonic Acid Disodium Salt, Disodium 9,10-Anthraquinone-2,7-disulfonate; Disodium Anthraquinone-2,7-disulfonate, Sodium Anthraquinone-2,7-disulfonate, and 9,10-Dioxo-9,10-dihydroanthracene-2,7-disulfonic Acid Disodium Salt.
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Factory supply Tetrabutylammonium fluoride/TBAF CAS 429-41-4
Tetrabutylammonium fluoride/TBAF
CAS 429-41-4
Purity: 98%
Packing: 1kg/bag, 25kg/drum
Tetrabutylammonium fluoride/TBAF is a quaternary ammonium salt with the chemical formula₄N⁺F⁻. It is commercially available as the white solid trihydrate and as a solution in tetrahydrofuran. TBAF is used as a source of fluoride ion in organic solvents.
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Factory supply Tetrabutylammonium fluoride trihydrate/TBAF CAS 87749-50-6
Tetrabutylammonium fluoride trihydrate/TBAF
CAS 87749-50-6
Purity: 98%
Packing: 1kg/bag, 25kg/drum
Tetrabutylammonium fluoride trihydrate/TBAF is a quaternary ammonium salt with the chemical formula₄N⁺F⁻. It is commercially available as the white solid trihydrate and as a solution in tetrahydrofuran. TBAF is used as a source of fluoride ion in organic solvents.
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Factory supply Reducing agent Sodium cyanoborohydride CAS 25895-60-7
Sodium cyanoborohydride
CAS 25895-60-7
Assay: 95%
Packing: 1kg/bag or 25kg/drum
Sodium cyanoborohydride (NaBH3CN) is a selective reducing agent used for a variety of chemical reductions, including aldehyde, ketones, acetals, epoxides, oximes, enamines, reductive aminations of aldehydes and ketones, and reductive alkylations of amines and hydrazines.
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Factory supply high quality Dye Intermediate 2,7-Dihydroxynaphthalene cas 582-17-2
2,7-Dihydroxynaphthalene
CAS 582-17-2
Assay: 98.5%
Packing: 1kg/bag or 25kg/drum
2,7-Dihydroxynaphthalene can be used as starting material for the synthesis of sulfonic acids and divinylnaphthalenes. 2,7-Dihydroxynaphthalene is a reagent used in the preparation of monomers of high carbon materials. Also used in the synthesis of splitomicin analogues.
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Factory supply High quality Gallic Acid CAS 149-91-7 anhydrous and monohydrate
Gallic Acid anhydrous and monohydrate
CAS No.: 149-91-7; 5995-86-8
Assay: 99%
Packing: 1kg/bag or 25kg/drum
Gallic acid is widely found in plants such as rhubarb, big leafhopper, and hawthorn. It is a polyphenolic compound found in nature and has a wide range of applications in food, biology, and chemical industries.
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Organic intermediates
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