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Chemical Reagents

Chemicals reagents are commonly referred to as reagent. It is a large class of pure chemical substances with various standard purities and can be used for education, scientific research, analysis and testing as well as the functional materials and raw materials required by some kinds of novel industrial materials. There is a large variety of chemical reagents and the number has reached hundreds of thousands in the world. There are also tens of thousands of reagents that have been used in daily life in china.
There is still no uniform international rules in the classification methods for chemicals. It is customary divided by subject and actual application. Take the representative catalog issued by the Germany E • Merck Company as example, there are twelve categories and seventy categories while in most countries, it is divided with the scope of application. We divide the reagents into four categories.

1. General reagents: generally refers to inorganic reagents and organic reagents that can meet standard purity. It is often applied to scientific research, analysis and testing, and synthetic reaction and used as new materials.

2. Analysis Reagents: regent dedicated to analysis and test and can be divided into two subcategories:
(1) Reagents for chemical analysis: testing items for the chemical reaction analysis.
      1) Baseline Reagent: pure compound directly used for the standard solution in the formulation and volumetric analysis.
      2) Indicator: it can be used to indicate the end of the titration reagent and can be classified into pH indicator, redox indicator adsorption indicator, metal indicator, a fluorescent indicator, and so on.
(2) Regents for instrument analysis: high-purity compounds dedicated to instrumental analysis.
       1) Spectroscopically pure reagents: spectroscopically pure compound, often expressed in the SP for spectral analysis reagents.
        2) Chromatography pure reagents: reagents dedicated to analysis of gas chromatography and liquid chromatography analysis.
       3) Deuterated reagents: reagent decided to the analysis of the nuclear resonance instrument.

3. Reagents of electronics industry: special chemical products dedicated to electronics industry.
1)  MOS Reagents: the particle concentration is consistent with ASTM "O" level, being microelectronics dedicated reagent.
2)  high-purity reagents: also known as ultra high purity reagents such as purity of 99.99%, called 4N, 99.999% referred to 5N. They are generally used for scientific research and physical and chemical trace analysis, fiber-optic communications, microelectronics, semiconductors, lasers and so on.
3)  In addition, there are also optically pure reagents, photoresist and other kinds of fine chemical products of special properties.

4. Biochemical reagents: they are basic chemical substances extracted from living organisms or chemically synthesized and is a large type of reagent as important reagents for biological component research and analysis and identification including clinical immunology reagents, genetic engineering reagent, cell culture reagents, hormone-type substances, reagent for poison carcinogenic research and reagent for anti-mold and insecticide research. In short, they are reagents for scientific research such as exploring the mysteries of life and disease prevention as well as testing agents, being pure compound related to medicine and pharmacology.

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Structure Chemical Name CAS MF
Mono-6-O-(p-toluenesulfonyl)-beta-cyclodextrin Mono-6-O-(p-toluenesulfonyl)-beta-cyclodextrin 67217-55-4 C49H76O37S
2-Cyclohepten-1-one 2-Cyclohepten-1-one 1121-66-0 C7H10O
N-METHYLISATIN-3-THIOSEMICARBAZONE N-METHYLISATIN-3-THIOSEMICARBAZONE 1910-68-5 C10H10N4OS
TETRAMETHYLAMMONIUM SILOXANOLATE TETRAMETHYLAMMONIUM SILOXANOLATE 68440-88-0 C4H17NO2Si2
N,N-DIMETHYLTHIOFORMAMIDE N,N-DIMETHYLTHIOFORMAMIDE 758-16-7 C3H7NS
2,2-DICHLOROPROPANE 2,2-DICHLOROPROPANE 594-20-7 C3H6Cl2
4-Vinylbenzo-18-crown-6 4-Vinylbenzo-18-crown-6 39557-71-6 C18H26O6
ALUMINUM PHENOL SULFONATE ALUMINUM PHENOL SULFONATE 1300-35-2 C18H15AlO12S3
9-TRIFLUOROACETYLANTHRACENE 9-TRIFLUOROACETYLANTHRACENE 53531-31-0 C16H9F3O
2-METHYL-1-PHENYLPROPENE 2-METHYL-1-PHENYLPROPENE 768-49-0 C10H12
2,2,5,5-TETRAMETHYL-2,5-DISILA-1-AZACYCLOPENTANE 2,2,5,5-TETRAMETHYL-2,5-DISILA-1-AZACYCLOPENTANE 7418-19-1 C6H17NSi2
N-(METHYL)MERCAPTOACETAMIDE N-(METHYL)MERCAPTOACETAMIDE 20938-74-3 C3H7NOS
BENZALDEHYDE TOSYLHYDRAZONE BENZALDEHYDE TOSYLHYDRAZONE 1666-17-7 C14H14N2O2S
DIMETHYL CIS-1,2,3,6-TETRAHYDROPHTHALATE DIMETHYL CIS-1,2,3,6-TETRAHYDROPHTHALATE 4841-84-3 C10H14O4
1-NONADECANOL 1-NONADECANOL 1454-84-8 C19H40O
3-METHYL-3-PENTEN-2-OL 3-METHYL-3-PENTEN-2-OL 565-62-8 C6H10O
3,3,5,5-TETRAMETHYLCYCLOHEXANONE 3,3,5,5-TETRAMETHYLCYCLOHEXANONE 14376-79-5 C10H18O
SODIUM COBALTICARBORANE SODIUM COBALTICARBORANE 99492-72-5 C4B18CoNa
6-PHENYL-1-HEXANOL 6-PHENYL-1-HEXANOL 2430-16-2 C12H18O
cis-4-Methyl-2-pentene cis-4-Methyl-2-pentene 691-38-3 C6H12
1,1,3,3-Tetramethyltetraphenylcyclotetrasiloxane 1,1,3,3-Tetramethyltetraphenylcyclotetrasiloxane 1693-47-6 C28H32O4Si4
3-Methylbutyl tosylate 3-Methylbutyl tosylate 2431-75-6 C12H18O3S
2-methylthiophene-3-thiol 2-methylthiophene-3-thiol 2527-76-6 C5H6S2
2-[ACETOXY(POLYETHYLENEOXY)PROPYL]HEPTAMETHYLTRISILOXANE 2-[ACETOXY(POLYETHYLENEOXY)PROPYL]HEPTAMETHYLTRISILOXANE 125997-17-3 C14H34O5Si3
BIS(2,4-DINITROPHENYL) OXALATE BIS(2,4-DINITROPHENYL) OXALATE 16536-30-4 C14H6N4O12
CHLOROMETHYL PHENYL SULFOXIDE CHLOROMETHYL PHENYL SULFOXIDE 7205-94-9 C7H7ClOS
TRANS-3-CHLOROACRYLIC ACID TRANS-3-CHLOROACRYLIC ACID 2345-61-1 C3H3ClO2
ETHYL 4-HYDROXYCYCLOHEXANECARBOXYLATE ETHYL 4-HYDROXYCYCLOHEXANECARBOXYLATE 17159-80-7 C9H16O3
1,3,5-Cyclohexanetricarboxylic acid 1,3,5-Cyclohexanetricarboxylic acid 16526-68-4 C9H12O6
Metaflumizone Metaflumizone 139968-49-3 C24H16F6N4O2
SODIUM 4-N-OCTYLBENZENESULFONATE SODIUM 4-N-OCTYLBENZENESULFONATE 6149-03-7 C14H21NaO3S
3-METHYLSTYRENE 3-METHYLSTYRENE 100-80-1 C9H10
Di-sec-butylphenol Di-sec-butylphenol 5510-99-6 C14H22O
CYCLOHEXANEMETHYL ISOTHIOCYANATE CYCLOHEXANEMETHYL ISOTHIOCYANATE 52395-66-1 C8H13NS
2-(4-BENZYLOXYPHENYL)ETHANOL 2-(4-BENZYLOXYPHENYL)ETHANOL 61439-59-6 C15H16O2
1,2-EPOXY-3-(4-NITROPHENOXY)PROPANE 1,2-EPOXY-3-(4-NITROPHENOXY)PROPANE 5255-75-4 C9H9NO4
3-HEPTYN-1-OL 3-HEPTYN-1-OL 14916-79-1 C7H12O
NAPHTHOL AS-TR PHOSPHATE NAPHTHOL AS-TR PHOSPHATE 2616-72-0 C18H15ClNO5P
TPPS TPPS 35218-75-8 C44H30N4O12S4
(-)-Diisopinocampheyl borane (-)-Diisopinocampheyl borane 21932-54-7 C20H35B
1-(TRIMETHYLSILYL)-2-NAPHTHYL TRIFLATE 1-(TRIMETHYLSILYL)-2-NAPHTHYL TRIFLATE 252054-88-9 C14H15F3O3SSi
BIS(2,2,2-TRICHLOROETHYL) AZODICARBOXYLATE BIS(2,2,2-TRICHLOROETHYL) AZODICARBOXYLATE 38857-88-4 C6H4Cl6N2O4
3,5-DIFLUORO-BENZAMIDINE 3,5-DIFLUORO-BENZAMIDINE 582307-06-0 C7H6F2N2
4-(methylsulfonyl)benzamidine 4-(methylsulfonyl)benzamidine 17574-50-4 C8H10N2O2S
TRIMETHYL[3-(TRIETHOXYSILYL)PROPYL]AMMONIUM CHLORIDE TRIMETHYL[3-(TRIETHOXYSILYL)PROPYL]AMMONIUM CHLORIDE 84901-27-9 C12H30ClNO3Si
2',6'-DIMETHYLACETANILIDE 2',6'-DIMETHYLACETANILIDE 2198-53-0 C10H13NO
ETHYL 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZOATE ETHYL 4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)BENZOATE 195062-62-5 C15H21BO4
TETRAETHYLAMMONIUM FLUORIDE TRIHYDROFLUORIDE TETRAETHYLAMMONIUM FLUORIDE TRIHYDROFLUORIDE 42539-97-9 C8H23F4N
3-CYANOPHENYLACETIC ACID 3-CYANOPHENYLACETIC ACID 1878-71-3 C9H7NO2
3,3-Tetramethyleneglutaric anhydride 3,3-Tetramethyleneglutaric anhydride 5662-95-3 C9H12O3
TRIS MALEATE TRIS MALEATE 72200-76-1 C8H15NO7
1,2-DICHLOROBENZENE-D4 1,2-DICHLOROBENZENE-D4 2199-69-1 C6H4Cl2
3,5-DIFLUOROCINNAMIC ACID 3,5-DIFLUOROCINNAMIC ACID 84315-23-1 C9H6F2O2
PENTACONTANE PENTACONTANE 6596-40-3 C50H102
3-(2-HYDROXYPHENYL)PROPIONIC ACID 3-(2-HYDROXYPHENYL)PROPIONIC ACID 495-78-3 C9H10O3
2-METHOXY-5-NITROBENZALDEHYDE 2-METHOXY-5-NITROBENZALDEHYDE 25016-02-8 C8H7NO4
BIS(2-HYDROXYETHYL)-3-AMINOPROPYLTRIETHOXYSILANE BIS(2-HYDROXYETHYL)-3-AMINOPROPYLTRIETHOXYSILANE 7538-44-5 C13H31NO5Si
CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID CIS-CYCLOPENTANE-1,2-DICARBOXYLIC ACID 1461-96-7 C7H10O4
3-(ETHOXYCARBONYL)PHENYL ISOCYANATE 3-(ETHOXYCARBONYL)PHENYL ISOCYANATE 67531-68-4 C10H9NO3
1-(2-BROMOETHOXY)-3-NITROBENZENE 1-(2-BROMOETHOXY)-3-NITROBENZENE 13831-59-9 C8H8BrNO3
3-Nitrophenoxyacetic acid 3-Nitrophenoxyacetic acid 1878-88-2 C8H7NO5
BENZOIN ISOBUTYL ETHER BENZOIN ISOBUTYL ETHER 22499-12-3 C18H20O2
2,3-DICHLOROPHENOXYACETIC ACID 2,3-DICHLOROPHENOXYACETIC ACID 2976-74-1 C8H6Cl2O3
PHOSPHORIC ACID 2-ETHYLHEXYL ESTER PHOSPHORIC ACID 2-ETHYLHEXYL ESTER 12645-31-7 C8H21O5P
4-N-DECYLOXYBENZALDEHYDE 4-N-DECYLOXYBENZALDEHYDE 24083-16-7 C17H26O2
Fenbendazole sulfone Fenbendazole sulfone 54029-20-8 C15H13N3O4S
9,10-DIMETHOXYANTHRACENE-2-SULFONIC ACID SODIUM SALT 9,10-DIMETHOXYANTHRACENE-2-SULFONIC ACID SODIUM SALT 67580-39-6 C16H15NaO5S
1H-1,2,4-Triazole-1-carboximidamide hydrochloride 1H-1,2,4-Triazole-1-carboximidamide hydrochloride 19503-26-5 C3H6ClN5
6-Methoxy-2-vinylnaphthalene 6-Methoxy-2-vinylnaphthalene 63444-51-9 C13H12O
2-METHOXY-1-NAPHTHALENEMETHANOL 2-METHOXY-1-NAPHTHALENEMETHANOL 40696-22-8 C12H12O2
2,5-DIMETHOXYBENZYL ALCOHOL 2,5-DIMETHOXYBENZYL ALCOHOL 33524-31-1 C9H12O3
2,5-DIFLUOROPHENYL ISOTHIOCYANATE 2,5-DIFLUOROPHENYL ISOTHIOCYANATE 206559-57-1 C7H3F2NS
TRIBUTYLBORANE TRIBUTYLBORANE 122-56-5 C12H27B
2,3-Diaminopropionic acid 2,3-Diaminopropionic acid 515-94-6 C3H8N2O2
DIMETHYLMETHOXYCHLOROSILANE DIMETHYLMETHOXYCHLOROSILANE 1825-68-9 C3H9ClOSi
BORIC ACID TRI-O-TOLYL ESTER BORIC ACID TRI-O-TOLYL ESTER 2665-12-5 C21H21BO3
1-Bromo-1-propene (cis and trans) 1-Bromo-1-propene (cis and trans) 590-14-7 C3H5Br
1,3-BIS(CHLOROMETHYL)TETRAMETHYLDISILAZANE 1,3-BIS(CHLOROMETHYL)TETRAMETHYLDISILAZANE 14579-91-0 C6H17Cl2NSi2
2-Chlororesorcinol 2-Chlororesorcinol 6201-65-6 C6H5ClO2
2-[(HYDROXYMETHYL)AMINO]ETHANOL 2-[(HYDROXYMETHYL)AMINO]ETHANOL 65184-12-5 C3H9NO2
2-Amino-4-methylbenzamide 2-Amino-4-methylbenzamide 39549-79-6 C8H10N2O
SODIUM PENTAFLUOROPROPIONATE SODIUM PENTAFLUOROPROPIONATE 378-77-8 C3H2F5NaO2
TRANS-BETA-METHYLSTYRENE TRANS-BETA-METHYLSTYRENE 873-66-5 C9H10
4-Bromo-1,1,2-trifluoro-1-butene 4-Bromo-1,1,2-trifluoro-1-butene 10493-44-4 C4H4BrF3
4-HYDROXYPHENOXYACETIC ACID 4-HYDROXYPHENOXYACETIC ACID 1878-84-8 C8H8O4
2-(PHENYLSULFONYL)ETHANOL 2-(PHENYLSULFONYL)ETHANOL 20611-21-6 C8H10O3S
1-BUTYL-3-METHYLIMIDAZOLIUM IODIDE 1-BUTYL-3-METHYLIMIDAZOLIUM IODIDE 65039-05-6 C8H15IN2
1,2-DIIODOTETRAFLUOROETHANE 1,2-DIIODOTETRAFLUOROETHANE 354-65-4 C2F4I2
3-METHYL-1-OCTYLIMIDAZOLIUM TETRAFLUOROBORATE 3-METHYL-1-OCTYLIMIDAZOLIUM TETRAFLUOROBORATE 244193-52-0 C12H23BF4N2
Bromoxylenol Blue Bromoxylenol Blue 40070-59-5 C23H20Br2O5S
3-(METHOXY)PROPYLTRIMETHOXYSILANE 3-(METHOXY)PROPYLTRIMETHOXYSILANE 33580-59-5 C7H18O4Si
Triclabendazole sulfoxide Triclabendazole sulfoxide 100648-13-3 C14H9Cl3N2O2S
5-(METHYLSULFONYL)-3-PYRIDINEBORONIC ACID 5-(METHYLSULFONYL)-3-PYRIDINEBORONIC ACID 913836-01-8 C6H8BNO4S
N-(6-AMINOHEXYL)AMINOMETHYLTRIETHOXYSILANE N-(6-AMINOHEXYL)AMINOMETHYLTRIETHOXYSILANE 15129-36-9 C13H32N2O3Si
2-Chlorophenylacetyl chloride 2-Chlorophenylacetyl chloride 51512-09-5 C8H6Cl2O
METHYL 3-(TRIMETHYLSILYL)PROPIOLATE METHYL 3-(TRIMETHYLSILYL)PROPIOLATE 42201-71-8 C7H12O2Si
PHENYLPYRUVIC ACID SODIUM SALT MONOHYDRATE PHENYLPYRUVIC ACID SODIUM SALT MONOHYDRATE 122049-54-1 C9H9NaO4
ETHYLDIMETHYLCHLOROSILANE ETHYLDIMETHYLCHLOROSILANE 6917-76-6 C4H11ClSi
4,4'-Isopropylidenebis[2-(2,6-dibromophenoxy)ethanol] 4,4'-Isopropylidenebis[2-(2,6-dibromophenoxy)ethanol] 4162-45-2 C19H20Br4O4
GLYCIDYL PROPARGYL ETHER GLYCIDYL PROPARGYL ETHER 18180-30-8 C6H8O2
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