X1 to Xz -Organics

Xylenecyanol FF, Electrophoresis Reagent, dye content 70%, Alfa Aesar™

Formula Weight: 538.61 MDL Number: MFCD00019481 Synonym: Acid Blue 147,C.I. 42135 Physical Form: Powder Chemical Name or Material: Xylenecyanol FF Melting Point: ≈295°C (dec.) CAS: 2650-17-1 Assay: dye content 70%

D-(+)-Xylose, 98+%

Chemical Name or Material: D-(+)-Xylose CAS: 58-86-6 Molecular Formula: C5H10O5 Formula Weight: 150.13 MDL Number: MFCD00151475 Beilstein: 1562108 Merck Index: 14,10087

Urea (Crystalline Powder/USP/EP/BP/JP), Fisher Chemical

Chemical Name or Material: Urea CAS: 57-13-6 Purity Grade: BP/EP/JP/USP Physical Form: Solid Molecular Formula: CH4N2O Linear Formula: NH2CONH2 Formula Weight: 60.06 MDL Number: MFCD00008022 Synonym: Carbamide

Uracil, +99%, ACROS Organics™

Chemical Name or Material: Uracil CAS: 66-22-8 Assay: ≥98.0% (acid), ≥99.0% (HPLC), homogeneous (TLC) Assay Percent Range: 99+% Molecular Formula: C4H4N2O2 Formula Weight: 112.09 MDL Number: MFCD00006016 Synonym: 2, 4(1H, 3H)-Pyrimidinedione

Urea, 99.5%, for analysis, ACROS Organics™

Chemical Name or Material: Urea CAS: 57-13-6 Purity Grade: For analysis Assay: ≥99.5% (ex nitrogen) Assay Percent Range: 99.5% Molecular Formula: CH4N2O Linear Formula: H2NCONH2 Formula Weight: 60.06 Synonym: Carbamide

Alfa Aesar™ Xylazine hydrochloride

Chemical Name or Material: Xylazine hydrochloride CAS: 23076-35-9 Molecular Formula: C12H16N2S·HCl Formula Weight: 256.79 MDL Number: MFCD00058196 UN Number: UN2811 Beilstein: 6448471 Merck Index: 14,10080

γ-Undecalactone, 98%, ACROS Organics™

Chemical Name or Material: γ-Undecalactone CAS: 104-67-6 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C11H20O2 Formula Weight: 184.28 MDL Number: MFCD00005405 Synonym: Undecanoic-γ-lactone

m-Xylylenediamine, 99%, ACROS Organics™

Chemical Name or Material: m-Xylylenediamine CAS: 1477-55-0 CAS Min %: 98.5 CAS Max %: 100.0 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C8H12N2 Linear Formula: C6H4(CH2NH2)2 Formula Weight: 136.2 MDL Number: MFCD00008119 Synonym: MXDA

Xylenes, Acros Organics

Chemical Name or Material: Xylenes CAS: 1330-20-7 CAS: 100-41-4 Purity Grade: Technical Grade Molecular Formula: C8H10 Formula Weight: 106.17

Xylitol, 99+%, ACROS Organics™

Chemical Name or Material: Xylitol Name Note: 99+% CAS: 87-99-0 Assay: ≥99.0% (on dry substance) Assay Percent Range: 99+% Molecular Formula: C5H12O5 Linear Formula: HOCH2{CH(OH)}3CH2OH Formula Weight: 152.15 MDL Number: MFCD00064292

Urea (Certified ACS), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Urea CAS: 57-13-6 Purity Grade: Certified ACS Grade Physical Form: Solid Assay: 99.0 to 100.5% Assay Percent Range: 99.0 to 100.5 % Molecular Formula: CH4N2O Linear Formula: NH2CONH2 Formula Weight: 60.06 MDL Number: MFCD00008022 Synonym: Carbamide

Urea hydrogen peroxide, 1 g tablets, stabilized, contains 35 wt% H2O2, ACROS Organics™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Urea hydrogen peroxide CAS: 124-43-6 CAS: 7722-88-5 Assay: ≥33.5% (H2O2) Molecular Formula: CH6N2O3 Linear Formula: CO(NH2)2·H2O2 Formula Weight: 94.07 Synonym: Carbamide peroxide

Xylenol orange, sodium salt, Acros Organics

Chemical Name or Material: Xylenol orange, sodium salt CAS: 3618-43-7 Purity Grade: ACS Reagent Grade Molecular Formula: C31H28N2Na4O13S Formula Weight: 760.59

Uridine 5'-monophosphate, disodium salt, hydrate, 98%, ACROS Organics™

Chemical Name or Material: Uridine 5';-monophosphate, disodium salt, hydrate CAS: 3387-36-8 Assay Percent Range: 98% Molecular Formula: C9H11N2Na2O9P·xH2O Formula Weight: 368.14 MDL Number: MFCD00149422 Synonym: UMP

Alfa Aesar™ XTT sodium salt

Chemical Name or Material: XTT sodium salt CAS: 111072-31-2 Molecular Formula: C22H16N7NaO13S2 Formula Weight: 673.52 MDL Number: MFCD00083517 Synonym: 2,3-Bis(2-methoxy-4-nitro-5-sulfophenyl)-2H-tetrazolium-5-carboxanilide inner salt

Uridine, 99%, ACROS Organics™

Chemical Name or Material: Uridine CAS: 58-96-8 Assay: ≥98.5% Assay Percent Range: 99% Molecular Formula: C9H12N2O6 Formula Weight: 244.2 MDL Number: MFCD00006526

Alfa Aesar™ Xanthone, 99%

Chemical Name or Material: Xanthone CAS: 90-47-1 Molecular Formula: C13H8O2 Formula Weight: 196.21 MDL Number: MFCD00005060 Beilstein: 140443 Merck Index: 14,10062 Synonym: Xanthen-9-one

L(-)-Xylose, 99+%, ACROS Organics™

Chemical Name or Material: L(-)-Xylose Assay: ≥99.0% (HPLC) Assay Percent Range: 99+% Molecular Formula: C5H10O5 Formula Weight: 150.13

D (+) Xylose Products for Science Education

Chemical Name or Material: D (+) Xylose CAS: 58-86-6 Assay Percent Range: >98% w/v Linear Formula: C5H10O5 Formula Weight: 150.13 Synonym: Wood Sugar

Urea (USP), Fisher Chemical Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: Urea CAS: 57-13-6 Purity Grade: USP Assay: 99.0 to 100.5% (USP) Molecular Formula: CH4N2O Linear Formula: NH2CONH2 Formula Weight: 60.06 MDL Number: MFCD00008022 Synonym: Carbamide

Urazole 97%, ACROS Organics™

Chemical Name or Material: Urazole Name Note: 97% CAS: 3232-84-6 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C2 H3 N3 O2 Formula Weight: 101.06 MDL Number: MFCD00005225 Synonym: 1, 2, 4-Triazolidine-3

2-Undecanone 99%, ACROS Organics™

Chemical Name or Material: 2-Undecanone Name Note: 99% CAS: 112-12-9 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C11H22O Linear Formula: CH3(CH2)8COCH3 Formula Weight: 170.3 MDL Number: MFCD00009583 Synonym: Methyl nonyl ketone

Xanthine, 98%, ACROS Organics™

Chemical Name or Material: Xanthine CAS: 69-89-6 Assay: ≥97.5% (HPLC), homogeneous (TLC) Assay Percent Range: 98% Molecular Formula: C5H4N4O2 Formula Weight: 152.11 MDL Number: MFCD00078453

Xanthosine dihydrate, 99%, Acros Organics™

Infrared Spectrum: Authentic Water: 9 to 14% Specific Rotation Condition: −53.00 (22.00°C c=8, 0.3N NaOH) Formula Weight: 320.26 Specific Rotation: −53.00 CAS: 5968-90-1 Packaging: Glass bottle Molecular Formula: C10H12N4O6·2H2O Assay: ≥98.5% (HPLC) Chemical Name or Material: Xanthosine dihydrate

10-Undecenoyl chloride, 98%, ACROS Organics™

Chemical Name or Material: 10-Undecenoyl chloride Name Note: 98% CAS: 38460-95-6 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C11H19ClO Linear Formula: H2C=CH(CH2)8COCl Formula Weight: 202.72 MDL Number: MFCD00000772

Urethane, 97%, ACROS Organics™

Chemical Name or Material: Urethane Name Note: 97% CAS: 51-79-6 Assay: ≥96.0% Assay Percent Range: 97% Molecular Formula: C3H7NO2 Linear Formula: H2NCO2C2H5 Formula Weight: 89.09 MDL Number: MFCD00007966 Synonym: Ethyl carbamate

Alfa Aesar™ Xanthine, 99%

Chemical Name or Material: Xanthine CAS: 69-89-6 Molecular Formula: C5H4N4O2 Formula Weight: 152.11 MDL Number: MFCD00078453 Beilstein: 8733 Merck Index: 14,10059 Synonym: 2,6-Dihydroxypurine

Alfa Aesar™ Xanthydrol, 98+%

Chemical Name or Material: Xanthydrol CAS: 90-46-0 Molecular Formula: C13H10O2 Formula Weight: 198.22 MDL Number: MFCD00005057 Beilstein: 10395 Synonym: 9-Hydroxyxanthene; 9-Xanthenol

1-Undecanol 98%, ACROS Organics™

Chemical Name or Material: 1-Undecanol Name Note: 98% CAS: 112-42-5 CAS Min %: 97.5 CAS Max %: 100.0 Assay: ≥97.5% Assay Percent Range: 98% Molecular Formula: C11H24O Linear Formula: CH3(CH2)10OH Formula Weight: 172.31 MDL Number: MFCD00004751 Synonym: Undecyl alcohol

Ursolic acid, 95%, ACROS Organics™

Chemical Name or Material: Ursolic acid Assay: ≥94% (GC) Assay Percent Range: 95% Molecular Formula: C30H48O3 Formula Weight: 456.7 Synonym: 3beta-Hydroxyurs-12-en-28-oic acid

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