Reagents, D, 250 g
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1,2:5,6-Di-o-isopropylidene-alpha-D-allofuranose, 99% (HPLC)
AFG BioscienceCAS # 2595-05-3 Synonyms: 1,2,5,6-Di-o-isopropylidene-a-D-allofuranose MDL No.: MFCD00135634 Melting Point: 73-76 °C Molecular Formula: C12H20O6 Molecular Weight: 260.28 Optical Rotation: [a]D20 = +33.5 to +38.5º (C=1 in CHCl3) Purity Limit: 99% (HPLC) Storage Temp: Store at 0-8…
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2,5-Dichloropyridine, 99% (GC)
AFG BioscienceCAS # 16110-09-1 MDL No.: MFCD00006239 Molecular Formula: C5H3Cl2N Molecular Weight: 147.99 Purity Limit: 99% (GC) Storage Temp: Store at 0-8 °C Appearance: White to yellow solid or powder
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Dowex® Marathon™ C hydrogen form, 23-27 mesh particle size
MilliporeSigmaApplication: Stongly acidic cation exchange resin designed for demineralization. The monodispersed particles size range provides superior flow and efficiency. This resin meets requirements of FDA Food Additive Regulation 21 CFR 173.25. Other Notes: This resin has not been specially processed…
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N,N'-Dimethylurea, 98%
Thermo Scientific ChemicalsSynonym(s): 1,3-Dimethylurea Formula: (CH3NH)2C=O Formula weight: 88.11 Purity: 98% CAS Number: 96-31-1 Harmonized Tariff Code: 2924.19
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Dimethyl phthalate, 99%
Thermo Scientific ChemicalsSynonym(s): Benzene-1,2-dicarboxylic acid dimethyl ester, Phthalic acid dimethyl ester Formula: C10H10O4 Formula weight: 194.19 Purity: 99% CAS Number: 131-11-3 Harmonized Tariff Code: 2917.34
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Dowex r 50WX2 50-100 (H)
Thermo Scientific ChemicalsCAS Number: 12612-37-2 Harmonized Tariff Code: 3914.00
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DL-Leucine ; >/= 98.5% (Assay)
AFG BioscienceSynonyms: DL-Leu-OH(RS)-2-Amino-4-methylpentanoic acid Purity Limit: ≥ 98.5% (Assay) CAS No.: 328-39-2 Molecular Formula: C6H13NO2 Molecular Weight: 131.18 MDL No.: MFCD00063087 Appearance: White to off-white powder Melting Point: 293-296°C (subl) Optical Rotation: [a]D…
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1,3-Diphenylguanidine, primary standard, 99+%
Thermo Scientific ChemicalsSynonym(s): N,N'-Diphenylguanidine, Melaniline Formula: (C6H5NH)2C=NH Formula weight: 211.27 Purity: 99+% CAS Number: 102-06-7 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code: 2925.29 Hazard Statements: H361-H302-H315-H319-H335 Suspected of…
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2,4-Di-tert-butylphenol, 97%
Thermo Scientific ChemicalsFormula: C14H22O Formula weight: 206.33 Purity: 97% CAS Number: 96-76-4 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code: 2907.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…
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Diethyl maleate, 97%
Thermo Scientific ChemicalsSynonym(s): Maleic acid diethyl ester, cis-Propenoic acid diethyl ester Formula: C8H12O4 Formula weight: 172.18 Purity: 97% CAS Number: 141-05-9 Harmonized Tariff Code: 2917.19 Hazard Statements: H317-H227 May cause an allergic skin reaction. Combustible liquid. Precautionary…
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Dehydroacetic acid, 98%
Thermo Scientific ChemicalsSynonym(s): 3-Acetyl-4-hydroxy-6-methyl-2-pyrone Formula: C8H8O4 Formula weight: 168.15 Purity: 98% CAS Number: 520-45-6 Harmonized Tariff Code: 2932.20 Hazard Statements: H302 Harmful if swallowed. Precautionary Statements: P264-P270-P301+P312-P330-P501a Wash thoroughly…
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2,4-Dimethylimidazole, 98% (GC)
AFG BioscienceCAS # 930-62-1 MDL No.: MFCD00022365 Molecular Formula: C5H8N2 Molecular Weight: 96.13 Purity Limit: 98% (GC) Storage Temp: Store at 0-8°C Appearance: Light yellow crystalline powder
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DL-Tartaric acid, 99%
Thermo Scientific ChemicalsFormula: C4H6O6 Formula weight: 150.09 Purity: 99% CAS Number: 133-37-9 Harmonized Tariff Code: 2918.13 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Precautionary Statements: …
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Dibenzyl carbonate, 98%
Thermo Scientific ChemicalsSynonym(s): Benzyl carbonate, Carbonic acid dibenzyl ester Formula: C15H14O3 Formula weight: 242.27 Purity: 98% CAS Number: 3459-92-5 Harmonized Tariff Code: 2920.90
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2-Deoxy-D-ribose ; >/= 99% (HPLC)
AFG BioscienceSynonyms: 2-Deoxy-D-arabinose2-Deoxy-D-erythro-pentose Purity Limit: ≥ 99% (HPLC) CAS No.: 533-67-5 Molecular Formula: C5H10O4 Molecular Weight: 134.13 MDL No.: MFCD00135904 Appearance: White to off white crystalline powder Melting Point: 89-90°C Optical Rotation: [a]D20…
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2,3-Dimethylindole ; >/= 98% (HPLC)
AFG BioscienceSynonyms: 2,3-Dimethyl-1H-indole Purity Limit: ≥ 98% (HPLC) CAS No.: 91-55-4 Molecular Formula: C10H11N Molecular Weight: 145.2 MDL No.: MFCD00005617 Appearance: White to pink crystal Melting Point: 102-108 ºC Storage Temperature: Store at 0-8 °C
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Dowex 1X8-100 ion exchange resin,chloride form, 50-100 mesh
AFG BioscienceCAS No.: 60267-37-0 MDL No.: MFCD00132718 Appearance: White to light yellow tan beads Mesh Size: 50-100 mesh Storage Temperature: Store at RT Substitution: 1-1.8 meq/g
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Di-tert-butyl malonate, 98+%, stab. with potassium carbonate
Thermo Scientific ChemicalsSynonym(s): Malonic acid di-tert-butyl ester Formula: C11H20O4 Formula weight: 216.28 Purity: 98+%, stab. with potassium carbonate CAS Number: 541-16-2 Harmonized Tariff Code: 2917.19 Hazard Statements: H317-H227 May cause an allergic skin reaction. Combustible liquid. …
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D-Glucurono-6,3-lactone acetonide ; >/= 99% (Assay)
AFG BioscienceSynonyms: 1,2-O-Isopropylidene-a-D-glucurono-6,3-lactone Purity Limit: ≥ 99% (Assay) CAS No.: 20513-98-8 Molecular Formula: C9H12O6 Molecular Weight: 216.19 MDL No.: MFCD01863407 Appearance: White to almost white powder Melting Point: 115-123 °C Storage Temperature: …
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DL-Menthol, 98+%
Thermo Scientific ChemicalsSynonym(s): (^+)-2-Isopropyl-5-methylcyclohexanol Formula: C10H20O Formula weight: 156.27 Purity: 98+% CAS Number: 89-78-1 Harmonized Tariff Code: 2906.11 Hazard Statements: H318-H335-H315 Causes serious eye damage. May cause respiratory irritation. Causes skin irritation. …
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2,4-Difluorophenol, 98+%
Thermo Scientific ChemicalsFormula: C6H4F2O Formula weight: 130.09 Purity: 98+% CAS Number: 367-27-1 UN Number: UN2921 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2908.19 Hazard Statements: H301-H311-H314-H318-H228 Toxic if swallowed. Toxic in contact with skin. Causes severe skin…
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Diacetone acrylamide, 99%
Thermo Scientific ChemicalsSynonym(s): N-(1,1-Dimethyl-3-oxobutyl)acrylamide Formula: CH3COCH2C(CH3)2NHCOCH=CH2 Formula weight: 169.23 Purity: 99% CAS Number: 2873-97-4 Harmonized Tariff Code: 2924.19 Hazard Statements: H301-H315-H319-H335 Toxic if swallowed. Causes skin irritation. Causes serious eye…
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1,4-Dihydroxyanthraquinone, 96%
Thermo Scientific ChemicalsSynonym(s): C.I. 58050, Quinizarin Formula: C14H8O4 Formula weight: 240.21 Purity: 96% CAS Number: 81-64-1 Harmonized Tariff Code: 2914.69
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2,6-Di-tert-butyl-4-methylphenol, 99%
Thermo Scientific ChemicalsSynonym(s): BHT, Butylated hydroxytoluene Formula: C15H24O Formula weight: 220.36 Purity: 99% CAS Number: 128-37-0 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code: 2907.19 Hazard Statements: H302-H319 Harmful if swallowed. Causes serious eye…
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n-Decyl acetate, 98%
Thermo Scientific ChemicalsSynonym(s): Acetic acid n-decyl ester Formula: CH3CO2(CH2)9CH3 Formula weight: 200.32 Purity: 98% CAS Number: 112-17-4 Harmonized Tariff Code: 2915.39
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Diphenyl sulfone ; >/= 99.5% (Assay)
AFG BioscienceSynonyms: 1,1'-Sulfonyldibenzene Purity Limit: ≥ 99.5% (Assay) CAS No.: 127-63-9 Molecular Formula: C12H10O2S Molecular Weight: 218.28 MDL No.: MFCD00007548 Appearance: White crystal Boiling Point: 377-379 °C Flash Point: 184 °C Melting Point: 127.3-128.7 °C Storage…
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Dowex r 50WX4 100-200 (H)
Thermo Scientific ChemicalsCAS Number: 11113-61-4 Harmonized Tariff Code: 3914.00
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D-Serine ; >/= 99% (Titration: anhydrous basis)
AFG BioscienceSynonyms: D-Ser-OHD-ß-Hydroxyalanine Purity Limit: ≥ 99% (Titration: anhydrous basis) CAS No.: 312-84-5 Molecular Formula: C3H7NO3 Molecular Weight: 105.1 MDL No.: MFCD00004269 Appearance: White crystalline powder Optical Rotation: [a]D20 = -14.5 to -15.5º Storage…
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DL-Leucine, 99%
Thermo Scientific ChemicalsSynonym(s): (+/-)-2-Amino-4-methylpentanoic acid, H-DL-Leu-OH Formula: C6H13NO2 Formula weight: 131.18 Purity: 99% CAS Number: 328-39-2 Harmonized Tariff Code: 2922.49
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D(+)-Xylose ; 98.0-102.0% (Assay)
AFG BioscienceSynonyms: D-XyloseD-Xylopyranose Purity Limit: 98.0-102.0% (Assay) CAS No.: 58-86-6 Molecular Formula: C5H10O5 Molecular Weight: 150.13 MDL No.: MFCD00151475 Appearance: White crystalline powder Melting Point: 156-158°C Optical Rotation: [a]D20 = +18.5 to +19.5º (C=4% in…
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Dowex r 1X2 100-200 (Cl)
Thermo Scientific ChemicalsCAS Number: 9085-42-1 Harmonized Tariff Code: 3914.00
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2,5-Dimethoxyaniline, 99%
Thermo Scientific ChemicalsFormula: C8H11NO2 Formula weight: 153.18 Purity: 99% CAS Number: 102-56-7 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code: 2922.29 Hazard Statements: H301-H311-H331-H373 Toxic if swallowed. Toxic in contact with skin. Toxic if inhaled. May…