You Searched For: Ethyl+but-3-ynoate


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Supplier: Thermo Scientific Chemicals
Description: 2-Butynoic acid methyl ester 97%

Catalog Number: (TCP2283-25MG)
Supplier: TCI America
Description: Propargyl-PEG5-NHS Ester, Cas: 1393330-40-9, Molecular Formula: C18H27NO9, Molecular Weight: 401.41, Synonyms: Alkyne-PEG5-NHS Ester, 4,7,10,13,16-Pentaoxanonadec-18-ynoic Acid N-Succinimidyl Ester, N-Succinimidyl 4,7,10,13,16-Pentaoxanonadec-18-ynoate, Size: 25MG

SDS


Supplier: Ambeed
Description: 2,5-Dioxopyrrolidin-1-yl 4,7,10,13-tetraoxahexadec-15-yn-1-oate ≥98%

Catalog Number: (77749-392)
Supplier: Ambeed
Description: Propargyl-PEG5-NHS ester ≥98%

New Product


Supplier: TCI America
Description: CAS Number: 23326-27-4
MDL Number: MFCD00009273
Molecular Formula: C5H6O2
Molecular Weight: 98.10
Purity/Analysis Method: >97.0% (GC)
Form: Clear Liquid
Color: Colorless
Boiling point (°C): 148
Flash Point (°C): 45
Specific Gravity (20/20): 1.00

SDS

Supplier: Thermo Scientific Chemicals
Description: 98%. 5g.
Catalog Number: (TCN0595-025ML)
Supplier: TCI America
Description: CAS Number: 111-80-8
MDL Number: MFCD00009547
Molecular Formula: C10H16O2
Molecular Weight: 168.24
Purity/Analysis Method: >98.0% (GC)
Form: Clear Liquid
Boiling point (°C): 121
Flash Point (°C): 104
Specific Gravity (20/20): 0.92

SDS


Supplier: Matrix Scientific
Description: Matrix Scientific Part Number: 039967-100G , MDL Number: MFCD00008572

Catalog Number: (76485-140)
Supplier: AAT BIOQUEST INC
Description: Alkyne Modifier II, NHS ester is an alkyne-containing reagent that reacts with primary amines at pH 7 to 9 forming a stale amide bond.

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Supplier: TCI America
Description: CAS Number: 928-04-1
MDL Number: MFCD00013143
Molecular Formula: C4H2O4
Molecular Weight: 152.15
Purity/Analysis Method: >95.0% (T)
Form: Crystal
Supplier: BeanTown Chemical
Description: CAS: 922-67-8; EC No: 213-083-5; MDL No: MFCD00008572; RTECS: UE0050000 UN No: UN3272; Haz Class: 3; Packing Group: II Liquid; Linear Formula: HC≡CCOOCH3; Molecular Formula: C4H4O2; MW: 84.07 Boiling Point: 103-105°; Flash point: 10°C (50°F) Density (g/mL): 0.945; Refractive Index: 1.408

SDS

Supplier: VWR International
Description: Meets ACS Specifications for General Use
Catalog Number: (BDH25643.400)
Supplier: VWR International
Description: BDH* Methyl Ethyl Ketone, Chemical Formula: C4H8O, Melting Point: -86.6, Boiling Point: 79.5, Flash Point: -9 deg C, Formula Weight: 72.11, CAS Number: 78-93-3, Grade: HPLC/Spectro, HiPerSolv CHROMANORM, Class: F, Size: 4L

Catalog Number: (BDH83621.400)
Supplier: VWR International
Description: Ethyl acetate ≥99.8%, HiPerSolv CHROMANORM® for HPLC, VWR Chemicals BDH®

Catalog Number: (95041-462)
Supplier: VWR International
Description: Anhydrous reagent grade alcohol is a denatured form of ethyl alcohol, approved for sale under U.S. regulations (90 parts ethyl alcohol, 5 parts methyl alcohol, and 5 parts isopropyl alcohol).

Supplier: VWR International
Description: For use in determining proof ethyl alcohol spirits.

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at Regulatory_Affairs@vwr.com
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