Reagents, D

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  • Dimethyl sulfoxide ; ACS reagent ; >/= 99.9% (GC)

    AFG Bioscience

    Synonyms: DMSOMethyl sulfoxide Grade: ACS reagent Purity Limit: ≥ 99.9% (GC) CAS No.: 67-68-5 Molecular Formula: C2H6SO Molecular Weight: 78.13 MDL No.: MFCD00002089 Appearance: Clear, colorless liquid Comments: Used in determination of organic volatile impurities;…

  • Diphenylmethane ; >/=99%

    AFG Bioscience

    Purity Limit: ≥99% CAS No.: 101-81-5 Molecular Formula: C13H12 Molecular Weight: 168.24 MDL No.: MFCD00004781 Appearance: White crystal or clear liquid Storage Temperature: Store at RT

  • DL-Alanine ; >/= 99% (Titration)

    AFG Bioscience

    Synonyms: DL-Ala-OH(R,S)-2-Aminopropionic acid Purity Limit: ≥ 99% (Titration) CAS No.: 302-72-7 Molecular Formula: C3H7NO2 Molecular Weight: 89.09 MDL No.: MFCD00064408 Appearance: White crystalline powder Melting Point: 289°C (dec) Storage Temperature: Store at RT

  • D-(+)-Galactose ; >/= 98% (HPLC)

    AFG Bioscience

    Synonyms: D-Galactopyranose Purity Limit: ≥ 98% (HPLC) CAS No.: 59-23-4 Molecular Formula: C6H12O6 Molecular Weight: 180.16 MDL No.: MFCD00151230 Appearance: White crystalline powder Optical Rotation: [a]D20 = +78.0 to +81.5º Storage Temperature: Store at RT

  • 3,4-Dimethoxybenzaldehyde ; >/= 99% (GC)

    AFG Bioscience

    Synonyms: Veratraldehyde Purity Limit: ≥ 99% (GC) CAS No.: 120-14-9 Molecular Formula: C9H10O3 Molecular Weight: 166.18 MDL No.: MFCD00003363 Appearance: Yellow to off-white solid flakes Melting Point: 41-45 °C Storage Temperature: Store at 0-8°C

  • D(+)-Glucose, anhydrous ; USP ; >/= 99.5% (HPLC)

    AFG Bioscience

    Synonyms: DextroseCorn sugar Grade: USP Purity Limit: ≥ 99.5% (HPLC) CAS No.: 50-99-7 Molecular Formula: C6H12O6 Molecular Weight: 180.16 MDL No.: MFCD00148912 Appearance: White crystalline powder Melting Point: 153-156°C Optical Rotation: [a]D25 = +52.6 to +53.2º …

  • D-Calcium pantothenate ; USP/EP/FCC ; 98.0-101.0% (Assay)

    AFG Bioscience

    Synonyms: Vitamin B5D-Pantothenic acid calcium salt(R)-(+)-N-(2,4-Dihydroxy-3,3-dimethyl-1-oxobutyl)-ß-alanine hemicalcium salt Grade: USP/EP/FCC Purity Limit: 98.0-101.0% (Assay) CAS No.: 137-08-6 Molecular Formula: C18H32CaN2O10 Molecular Weight: 476.54 MDL No.: MFCD00002766 …

  • Diphenyl sulfone ; >/= 99.5% (Assay)

    AFG Bioscience

    Synonyms: 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…

  • D-Arabinose ; >/= 99% (Assay)

    AFG Bioscience

    Synonyms: (3S,4R,5R)-Oxane-2,3,4,5-tetrol Purity Limit: ≥ 99% (Assay) CAS No.: 10323-20-3 Molecular Formula: C5H10O5 Molecular Weight: 150.13 MDL No.: MFCD00064361 Appearance: White to almost white powder Melting Point: 153-162 °C Optical Rotation: [a]D20 = -101 to -105°…

  • 1,2,3,4-Di-O-isopropylidene-a-D-galactopyranose

    AFG Bioscience

    Synonyms: 1,2,3,4-Di-o-isopropylidene-a-D-galactopyranose CAS No.: 4064-06-6 Molecular Formula: C12H20O6 Molecular Weight: 260.28 MDL No.: MFCD00063225 Storage Temperature: Store at 0-8°C

  • 4,4'-Dimethyldiphenylamine ; >/= 99% (HPLC)

    AFG Bioscience

    Purity Limit: ≥ 99% (HPLC) CAS No.: 620-93-9 Molecular Formula: C14H15N Molecular Weight: 197.28 MDL No.: MFCD00059317 Appearance: Off-white to yellow crystalline powder Melting Point: 74-82 °C Storage Temperature: Store at 0-8°C

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  • 2'-Deoxyuridine ; >/= 99%

    AFG Bioscience

    Synonyms: 2''-dU Uracil deoxyriboside 1-(2-Deoxy-ß-D-ribofuranosyl)uracil Purity Limit: ≥ 99% CAS No.: 951-78-0 Molecular Formula: C9H12N2O5 Molecular Weight: 228.2 MDL No.: MFCD00006527 Appearance: White crystalline powder Melting Point: 167-169°C Storage Temperature: …

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  • (1,2-Dibromoethyl)benzene ; >/= 98% (HPLC)

    AFG Bioscience

    Synonyms: 1,2-Dibromo-1-phenylethaneStyrene dibromide Purity Limit: ≥ 98% (HPLC) CAS No.: 93-52-7 Molecular Formula: C8H8Br2 Molecular Weight: 263.96 MDL No.: MFCD00000138 Appearance: White to off-white crystal powder Storage Temperature: Store at 0-8 °C

  • DL-Valine ; >/= 99% (Assay)

    AFG Bioscience

    Synonyms: DL-Val-OH(RS)-2-Amino-3-methylbutyric acid Purity Limit: ≥ 99% (Assay) CAS No.: 516-06-3 Molecular Formula: C5H11NO2 Molecular Weight: 117.1 MDL No.: MFCD00004267 Appearance: White to off-white powder Storage Temperature: Store at RT

  • 2,5-Dihydroxytoluene ; >/=99.5%

    AFG Bioscience

    Purity Limit: ≥99.5% CAS No.: 95-71-6 Molecular Formula: C7H8O2 Molecular Weight: 124.14 MDL No.: MFCD00002345 Appearance: White crystal Storage Temperature: Store at RT

  • (+)-Dimethyl L-tartrate ; ee >/=99% (GC)

    AFG Bioscience

    Purity Limit: ee ≥99% (GC) CAS No.: 608-68-4 Molecular Formula: C6H10O6 Molecular Weight: 178.14 MDL No.: MFCD00064437 Appearance: White to off-white crystalline powder Melting Point: 57-60°C Optical Rotation: 20° ± 2 (C=1, water) Storage Temperature: Store at RT

  • 1-(Diphenylmethyl)-3-hydroxyazetidine hydrochloride ; >/= 98% (HPLC)

    AFG Bioscience

    Synonyms: 1-Benzhydryl-3-azetidinol hydrochloride Purity Limit: ≥ 98% (HPLC) CAS No.: 90604-02-7 Molecular Formula: C16H17NO·HCl Molecular Weight: 275.78 MDL No.: MFCD00209447 Appearance: White crystalline solid Melting Point: 170-176 °C Storage Temperature: Store at 0-8°C

  • D(-)-Ribose ; >/= 99% (HPLC)

    AFG Bioscience

    Synonyms: a-D-ribofuranose Purity Limit: ≥ 99% (HPLC) CAS No.: 50-69-1 Molecular Formula: C5H10O5 Molecular Weight: 150.1 MDL No.: MFCD00135453 Appearance: White to light yellow crystalline powder. Melting Point: 88-92 °C Optical Rotation: [a]D20 = -18.0 to -22.0° …

  • 2,3,5,6-Di-O-isopropylidene-a-D-mannofuranose ; >/= 98% (assay)

    AFG Bioscience

    Synonyms: D-Mannose diacetonide Purity Limit: ≥98% (assay) CAS No.: 14131-84-1 Molecular Formula: C12H20O6 Molecular Weight: 260.28 MDL No.: MFCD00134206 Storage Temperature: Store at 0-8°C

  • DL-Methionine ; >/= 99% (Titration)

    AFG Bioscience

    Synonyms: DL-Met-OH(RS)-Methionine Purity Limit: ≥ 99% (Titration) CAS No.: 59-51-8 Molecular Formula: C5H11NO2S Molecular Weight: 149.2 MDL No.: MFCD00063096 Appearance: White to off-white solid Melting Point: 280°C (dec) Storage Temperature: Store at RT

  • Dimethoxydiphenylsilane ; >/= 98% (GC)

    AFG Bioscience

    Synonyms: Diphenyldimethoxysilane Purity Limit: ≥ 98% (GC) CAS No.: 6843-66-9 Molecular Formula: C14H16O2Si Molecular Weight: 244.36 MDL No.: MFCD00025690 Appearance: Colorless transparent liquid Comments: Mainly used in propylene polymerization reaction, improving the…

  • 4,4'-Dichlorobenzophenone ; >/= 99% (HPLC)

    AFG Bioscience

    Synonyms: 1-Benzoyl-4,4-dichloro benzene Purity Limit: ≥ 99% (HPLC) CAS No.: 90-98-2 Molecular Formula: C13H8Cl2O Molecular Weight: 251.11 MDL No.: MFCD00000623 Appearance: White to light yellow powder Storage Temperature: Store at 0-8 °C

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  • 2'-Deoxyadenosine monohydrate ; 99+%

    AFG Bioscience

    Synonyms: 2''-dA·H2O 9-(2-Deoxy-ß-D-ribofuranosyl)adenine Adenine deoxyriboside Purity Limit: 99+% CAS No.: 16373-93-6 Molecular Formula: C10H13N5O3·H2O Molecular Weight: 269.24 MDL No.: MFCD00149364 Appearance: White crystalline powder Melting Point: 185-187°C (dec) Storage…

  • 1,6-Dibromohexane ; >/= 99% (GC)

    AFG Bioscience

    Synonyms: Hexamethylene dibromide1,6-Dibromo-n-hexane Purity Limit: ≥ 99% (GC) CAS No.: 629-03-8 Molecular Formula: C6H12Br2 Molecular Weight: 243.97 MDL No.: MFCD00000272 Appearance: Clear colorless liquid Density: 1.586 g/mL at 25 °C Boiling Point: 243 °C Storage…

  • D-Maltose monohydrate ; >/= 94% (HPLC)

    AFG Bioscience

    Synonyms: 4-O-a-Glucopyranosyl-D-glucose monohydrate4-O-a-D-Glucopyranosyl-D-glucopyranose monohydrate Purity Limit: ≥ 94% (HPLC) CAS No.: 6363-53-7 Molecular Formula: C12H22O11·H2O Molecular Weight: 360.32 MDL No.: MFCD00149343 Appearance: White crystalline powder Storage…

  • D-Valine ; >/= 99% (Titration)

    AFG Bioscience

    Synonyms: D-Val-OH(R)-2-Amino-3-methylbutyric acid Purity Limit: ≥ 99% (Titration) CAS No.: 640-68-6 Molecular Formula: C5H11NO2 Molecular Weight: 117.1 MDL No.: MFCD00064219 Appearance: White to off-white crystalline powder Melting Point: >295°C (subl) Optical Rotation: …

  • 1,3-Dimethyluracil ; >/= 99% (Assay)

    AFG Bioscience

    Synonyms: 2,4-Dihydroxy-1,3-dimethylpyrimidine1,3-Dimethyl-2,4(1H,3H)-pyrimidinedione Purity Limit: ≥ 99% (Assay) CAS No.: 874-14-6 Molecular Formula: C6H8N2O2 Molecular Weight: 140.14 MDL No.: MFCD00038065 Appearance: Off-white powder Melting Point: 116-124 °C Storage…

  • 2,6-Dihydroxyacetophenone ; >/= 99% (HPLC)

    AFG Bioscience

    Synonyms: 1-(2,6-Dihydroxyphenyl)ethan-1-one2-Acetylresorcinol Purity Limit: ≥ 99% (HPLC) CAS No.: 699-83-2 Molecular Formula: C8H8O3 Molecular Weight: 152.15 MDL No.: MFCD00002270 Appearance: Llight yellow crystalline powder Melting Point: 155-160 ºC Storage Temperature:…

  • 1,3-Diphenyl-1,3-propanedione ; >/= 99% (GC)

    AFG Bioscience

    Synonyms: Dibenzoylmethane Purity Limit: ≥ 99% (GC) CAS No.: 120-46-7 Molecular Formula: C15H12O2 Molecular Weight: 224.26 MDL No.: MFCD00003085 Appearance: Light yellow crystalline powder Boiling Point: 219-221°C/18mm Melting Point: 74-82 ºC Storage Temperature: …

  • Diethyl aminomalonate hydrochloride ; >/= 99% (GC)

    AFG Bioscience

    Synonyms: Aminomalonic acid diethyl ester hydrochloride Purity Limit: ≥ 99% (GC) CAS No.: 13433-00-6 Molecular Formula: C7H13NO4·HCl Molecular Weight: 211.64 MDL No.: MFCD00012510 Appearance: White to off-white crystalline powder Melting Point: 158-166 °C Storage…

  • (+)-Diethyl L-tartrate ; >/= 98% (GC)

    AFG Bioscience

    Synonyms: L-(+)-Tartaric acid diethyl ester Purity Limit: ≥ 98% (GC) CAS No.: 87-91-2 Molecular Formula: C8H14O6 Molecular Weight: 206.19 MDL No.: MFCD00009143 Appearance: Yellowish clear liquid Boiling Point: 162 °C @ 19 mmHg Optical Rotation: [a]D20 = +8 ± 1º…

  • D-Histidine ; >/= 99%

    AFG Bioscience

    Synonyms: D-His-OH Purity Limit: ≥ 99% CAS No.: 351-50-8 Molecular Formula: C6H9N3O2 Molecular Weight: 155.2 MDL No.: MFCD00065963 Appearance: White crystalline powder Optical Rotation: +36.5º to +38.5º (C=1 in H2O) Storage Temperature: Store at 0-8°C

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