Reagents, E, 250 g, Reagents
-
4-Ethylguaiacol, Natural, 99% (GC)
AFG BioscienceCAS # 2785-89-9 Synonyms: 2-Methoxy-4-ethylphenol4-Ethyl-2-methoxyphenol Grade: Food Grade, Kosher MDL No.: MFCD00038714 Molecular Formula: C9H12O2 Molecular Weight: 152.19 Purity Limit: 99% (GC) Storage Temp: Store at RT Appearance: Colorless to light yellow liquid
-
Ethyl cyanoacetate, >=98%
MilliporeSigmaCAS Number: 105-56-6 Formula: C5H7NO2 Formula Weight: 113.11 Linear Formula: NCCH2COOC2H5 MDL No.: MFCD00001940 Purity: >=98% Boiling Point: 208-210 C(lit.) Melting Point: -22 C (lit.) Density: 1.063 g/mL at 25 C(lit.) Refractive Index: n20/D 1.418(lit.) Beilstein…
-
epsilon-Caprolactam, 0.99
MilliporeSigmaSynonyms: epsilon-Caprolactam; 2-Oxohexamethyleneimine; Aza-2-cycloheptanone CAS Number: 105-60-2 Formula: C6H11NO Formula Weight: 113.16 Linear Formula: C6H11NO MDL No.: MFCD00006936 Purity: 0.99 Boiling Point: 136-138 C/10 mmHg(lit.) Melting Point: 68-71 C (lit.) …
-
Ethylenediaminetetraacetic acid tetrasodium salt hydrate, 98%
Thermo Scientific ChemicalsSynonym(s): EDTA tetrasodium salt hydrate Formula: C10H12N2Na4O8 xH2O Formula weight: 380.17(anhy) Purity: 98% CAS Number: 194491-31-1 Harmonized Tariff Code: 2922.49 Hazard Statements: H301-H318 Toxic if swallowed. Causes serious eye damage. Precautionary Statements: …
-
Ethyl 2-methylacetoacetate ; >/= 95% (GC)
AFG BioscienceSynonyms: 2-Acetylpropionic acid ethyl ester2-Methyl-3-oxo-butanoic acid ethyl ester Purity Limit: ≥ 95% (GC) CAS No.: 609-14-3 Molecular Formula: C7H12O3 Molecular Weight: 144.17 MDL No.: MFCD00009164 Appearance: Colorless to light yellow liquid Density: 1.010-1.109 …
-
Ethyl pyruvate, 98%
Thermo Scientific ChemicalsSynonym(s): Pyruvic acid ethyl ester, Ethyl 2-oxopropionate Formula: C5H8O3 Formula weight: 116.12 Purity: 98% CAS Number: 617-35-6 UN Number: UN3272 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2918.30 Hazard Statements: H226 Flammable liquid and vapour.…
-
Erichrome black T ACS reagent
AFG BioscienceSynonyms: Mordant black 11CI 14645 Grade: ACS reagent CAS No.: 1787-61-7 Molecular Formula: C20H12N3O7SNa Molecular Weight: 461.4 MDL No.: MFCD00003935 Appearance: Black cystalline powder Comments: Used as indicator for complexometric titrations. Storage Temperature: Store…
-
ALDRICH Ethyl 4-bromobutyrate, 95%
MilliporeSigmaFormula: Br(CH2)3COOC2H5 Formula Weight: 195.05 CAS No.: 2969-81-5 Purity: 95% Density: 1.363g/mLat 25°C(lit.) Packaging: 50, 250 g in glass bottle
-
5-(Ethylthio)-1H-tetrazole ; >/= 99% (HPLC)
AFG BioscienceSynonyms: 5-Ethylsulfanyl-1H-tetrazole5-(S-Ethylmercapto)-tetrazole Purity Limit: ≥ 99% (HPLC) CAS No.: 89797-68-2 Molecular Formula: C3H6N4S Molecular Weight: 130.18 MDL No.: MFCD00068733 Appearance: White to off-white crystalline powder Melting Point: 85-89 °C Storage…
-
Erioglaucine ; >/= 85% (Dye content)
AFG BioscienceSynonyms: Acid Blue 9CI 42090Bis[4-(N-ethyl-N-3-sulfophenylmethyl)aminophenyl]-2-sulfophenylmethylium disodium salt Purity Limit: ≥ 85% (Dye content) CAS No.: 3844-45-9 Molecular Formula: C37H34N2O9S3·2Na Molecular Weight: 792.86 MDL No.: MFCD00012141 Appearance: Dark blue to…
-
Eriochrome Cyanine R
AFG BioscienceSynonyms: Mordant Blue 3CI 43820 CAS No.: 3564-18-9 Molecular Formula: C23H15Na3O9S Molecular Weight: 536.4 MDL No.: MFCD00012411 Appearance: Dark red powder Storage Temperature: Store at RT
-
endo-N-Hydroxy-5-norbornene-2,3-dicarboximide, 97%
Thermo Scientific ChemicalsSynonym(s): HONB, endo-N-Hydroxybicyclo[2.2.1]hept-5-ene-2,3-dicarboximide Formula: C9H9NO3 Formula weight: 179.18 Purity: 97% CAS Number: 21715-90-2 Harmonized Tariff Code: 2925.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…
-
Ethyl 2-bromopropionate, 99%
Thermo Scientific ChemicalsSynonym(s): 2-Bromopropionic acid ethyl ester Formula: C5H9BrO2 Formula weight: 181.03 Purity: 99% CAS Number: 535-11-5 UN Number: UN1992 Hazard Class: 3 Packing Group: III Harmonized Tariff Code: 2915.90 Hazard Statements: H318-H226-H302-H335-H315 Causes serious eye…
-
Ethyl 6-bromohexanoate, 97+%
Thermo Scientific ChemicalsSynonym(s): 6-Bromohexanoic acid ethyl ester, Ethyl 6-bromocaproate Formula: Br(CH2)5CO2CH2CH3 Formula weight: 223.12 Purity: 97+% CAS Number: 25542-62-5 Harmonized Tariff Code: 2915.90 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May…
-
7-Ethyltryptophol ; >/= 98% (HPLC)
AFG BioscienceSynonyms: 2-(7-Ethyl-1H-indol-3-yl)ethanol3-(7-Ethylindole)ethanol7-Ethyl-3-(2-hydroxyethyl)indole Purity Limit: ≥ 98% (HPLC) CAS No.: 41340-36-7 Molecular Formula: C12H15NO Molecular Weight: 189.26 MDL No.: MFCD01718805 Appearance: Orange to white powder Storage…
-
Ethylenediaminetetraacetic acid tripotassium salt dihydrate, 99%
Thermo Scientific ChemicalsSynonym(s): EDTA tripotassium salt dihydrate Formula: C10H13K3N2O8 2H2O Formula weight: 442.55 (406.46anhy) Purity: 99% CAS Number: 65501-24-8 Harmonized Tariff Code: 2922.49 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause…
-
Ethyl 4-bromobenzoate, 98+%
Thermo Scientific ChemicalsSynonym(s): 4-Bromobenzoic acid ethyl ester Formula: C9H9BrO2 Formula weight: 229.07 Purity: 98+% CAS Number: 5798-75-4 Harmonized Tariff Code: 2916.39
-
Ethyl phosphorodichloridite, 98%
Thermo Scientific ChemicalsSynonym(s): Ethyl dichlorophosphite Formula: CH3CH2OPCl2 Formula weight: 146.94 Purity: 98% CAS Number: 1498-42-6 UN Number: UN2924 Hazard Class: 3 Packing Group: II Harmonized Tariff Code: 2920.90 Hazard Statements: H225-H314-H318 Highly flammable liquid and vapour.…
-
Ethyl p-toluenesulfonate, 98%
MilliporeSigmaCAS No.: 80-40-0 Formula: C9H12O3S Formula Weight: 200.25 Linear Formula: CH3C6H4SO3C2H5 MDL No.: MFCD00009100 Purity: 0.98 Boiling Point: 158-162 °C/10 mmHg(lit.) …
-
Ethyl 4-chloroacetoacetate, 97%
Thermo Scientific ChemicalsSynonym(s): 4-Chloroacetoacetic acid ethyl ester Formula: C6H9ClO3 Formula weight: 164.59 Purity: 97% CAS Number: 638-07-3 UN Number: UN2922 Hazard Class: 8 Packing Group: II Harmonized Tariff Code: 2918.30 Hazard Statements: H301-H314-H318-H227 Toxic if swallowed.…
-
Evans blue ; >/= 85% (dye content)
AFG BioscienceSynonyms: Direct blue 53 CI 23860 Purity Limit: ≥ 85% (dye content) CAS No.: 314-13-6 Molecular Formula: C34H24N6O14S4Na4 Molecular Weight: 960.82 MDL No.: MFCD00004021 Appearance: Black powder Storage Temperature: Store at RT
-
Ethyl 3-(dimethylamino)acrylate, 99%
Thermo Scientific ChemicalsSynonym(s): 3-(Dimethylamino)acrylic acid ethyl ester, Ethyl 3-(dimethylamino)propenoate Formula: C7H13NO2 Formula weight: 143.19 Purity: 99% CAS Number: 924-99-2 Harmonized Tariff Code: 2922.49 Hazard Statements: H317 May cause an allergic skin reaction. Precautionary…
-
Esculin hydrate ; >/= 98.5% (HPLC)
AFG BioscienceSynonyms: 6,7-Dihydroxycoumarin-6-glucoside Purity Limit: ≥ 98.5% (HPLC) CAS No.: 531-75-9 Molecular Formula: C15H16O9· xH2O Molecular Weight: 367.31 MDL No.: MFCD00149492 Appearance: White to whitish powder Melting Point: 202-210 °C Optical Rotation: [a]D20 = -84 to…
-
Erythromycin ; USP ; 85.0-100.5% (Assay: Dry basis)
AFG BioscienceSynonyms: Erythromycin AActivity ≥850 mg/mg powder(dry basis), ≥765 mg/mg powder(as is) Grade: USP Purity Limit: 85.0-100.5% (Assay: Dry basis) CAS No.: 114-07-8 Molecular Formula: C37H67NO13 Molecular Weight: 733.98 MDL No.: MFCD00084654 Appearance: White or almost…
-
Ethanolamine, 99%, H{2}O 0.5% max
Thermo Scientific ChemicalsFormula: HOCH2CH2NH2 Formula weight: 61.08 Purity: 99%, H{2}O 0.5% max CAS Number: 141-43-5 UN Number: UN2491 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2922.11 Hazard Statements: H314-H318-H302-H312-H332-H227 Causes severe skin burns and eye damage.…
-
Ethanolamine, 98+%
Thermo Scientific ChemicalsSynonym(s): 2-Aminoethanol, Monoethanolamine Formula: C2H7NO Formula weight: 61.08 Purity: 98+% CAS Number: 141-43-5 UN Number: UN2491 Hazard Class: 8 Packing Group: III Harmonized Tariff Code: 2922.11 Hazard Statements: H314-H302-H312-H332-H227 Causes severe skin…
-
2-Ethylphenylhydrazine hydrochloride, 98%
Thermo Scientific ChemicalsFormula: C8H12N2 HCl Formula weight: 172.66 Purity: 98% CAS Number: 19398-06-2 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code: 2928.00 Hazard Statements: H301-H372-H351-H318-H317 Toxic if swallowed. Causes damage to organs through prolonged or…
-
Ethyl 5-chloroindole-2-carboxylate ; >/= 98%
AFG BioscienceSynonyms: 2-Carbethoxy-5-chloroindole 5-Chloro-1H-indole-2-carboxylic acid ethyl ester Purity Limit: ≥ 98% CAS No.: 4792-67-0 Molecular Formula: C11H10ClNO2 Molecular Weight: 223.66 MDL No.: MFCD00005610 Storage Temperature: Store at 0-8°C
-
Ethyl 4-fluorobenzoate ; >/= 99% (GC)
AFG BioscienceSynonyms: Ethyl p-fluorobenzoate4-Fluorobenzoic acid ethyl ester Purity Limit: ≥ 99% (GC) CAS No.: 451-46-7 Molecular Formula: C9H9FO2 Molecular Weight: 168.17 MDL No.: MFCD00000351 Appearance: Colorless liquid or white crystals Storage Temperature: Store at RT
-
Eosin Yellowish
Thermo Scientific ChemicalsSynonym(s): Acid Red 87, C.I. 45380 Formula: C20H6Br4Na2O5 Formula weight: 691.86 CAS Number: 17372-87-1 Harmonized Tariff Code: 3204.12 Hazard Statements: H319 Causes serious eye irritation. Precautionary Statements: P280-P264-P305+P351+P338-P337+P313 Wear protective…
-
Ethyl 4-bromobutyrate, 98%
Thermo Scientific ChemicalsSynonym(s): 4-Bromobutyric acid ethyl ester Formula: Br(CH2)3CO2CH2CH3 Formula weight: 195.06 Purity: 98% CAS Number: 2969-81-5 Harmonized Tariff Code: 2915.90 Hazard Statements: H315-H319-H335-H227 Causes skin irritation. Causes serious eye irritation. May cause respiratory…
-
Ethylenediaminetetraacetic acid disodium salt dihydrate, 99+%
Thermo Scientific ChemicalsSynonym(s): EDTA disodium salt dihydrate Formula: C10H14N2Na2O8 2H2O Formula weight: 372.24 (336.22anhy) Purity: 99+% CAS Number: 6381-92-6 Harmonized Tariff Code: 2922.49