48TV88LCZC 5345E4238C 945Y09KFG4 DC08AL6V0T GZ6R4MRR8S M34J9WL56D R3I00ON2WL T66J9LZ44P W435Z2KFIQ 58CG7042J1 9038-95-3 Oxirane, methyl, polymer and oxibane, butyl ether Polyoxyethylene (17) polyoxypropylene (17) monobutyl ether Polyoxyethylene (27) polyoxypropylene (24) monobutyl ether Polyoxyethylene (3) polyoxypropylene (2) monobutyl ether Polyoxyethylene (35) polyoxypropylene (28) monobutyl ether Polyoxyethylene (36) polyoxypropylene (36) monobutyl ether Polyoxyethylene (45) polyoxypropylene (33) monobutyl ether Polyoxyethylene (5) polyoxypropylene (3) monobutyl ether Polyoxypropylene (17) polyoxyethylene (17) monobutyl ether Polyoxypropylene (2) polyoxyethylene (3) monobutyl ether Polyoxypropylene (24) polyoxyethylene (27) monobutyl ether Polyoxypropylene (28) polyoxyethylene (35) monobutyl ether Polyoxypropylene (33) polyoxyethylene (45) monobutyl ether Polyoxypropylene (3) polyoxyethylene (5) monobutyl ether Polyoxypropylene (36) polyoxyethylene (36) monobutyl ether PPG-17-Buteth-17 PPG-2-Buteth-3 PPG-24-Buteth-27 PPG-28-Buteth-35 PPG-33-Buteth-45 PPG-3-Buteth-5 PPG-36-Buteth-36 Ucon 50-HB-5100 Glycols, polyethylenepolypropylene, monobutyl ether (nonionic) Oxirane, methyl-, polymer with oxirane, monobutyl ester Ucon 50-HB-100 Ucon 50-HB-2000 Ucon 50-HB-260 Ucon 50-HB-280-X Ucon 50-HB-3520 Ucon 50-HB-400 Ucon 50-HB-55 Ucon 50-HB-660 Ucon LB-285 (fluid) Oxirane, 2-methyl-, polymer with oxirane, monobutyl ether Oxirane, methyl-, polymer with oxirane, monobutyl ether U-2000 U-5100 U-660 Methyloxirane polymer with oxirane monobutyl ester Methyloxirane, polymer with oxirane, monobutyl ether Tergitol nonionic XD Tergitol XD (nonionic) Ucon fluid LB-285 Ucon sewing thread lubricant 1000 Propylene oxide ethylene oxide polymer monobutyl ether UNII-58CG7042J1 UNII-48TV88LCZC UNII-5345E4238C UNII-945Y09KFG4 UNII-DC08AL6V0T UNII-GZ6R4MRR8S UNII-M34J9WL56D UNII-R3I00ON2WL UNII-T66J9LZ44P UNII-W435Z2KFIQ Peg/ppg butyl ether Polyethylene-polypropylene glycol, monobutyl ether CAS 9038-95-3
| CAS No. | 9038-95-3 |
| Molecular Formula | C3H8O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
48TV88LCZC 5345E4238C 945Y09KFG4 DC08AL6V0T GZ6R4MRR8S M34J9WL56D R3I00ON2WL T66J9LZ44P W435Z2KFIQ 58CG7042J1 9038-95-3 Oxirane, methyl, polymer and oxibane, butyl ether Polyoxyethylene (17) polyoxypropylene (17) monobutyl ether Polyoxyethylene (27) polyoxypropylene (24) monobutyl ether Polyoxyethylene (3) polyoxypropylene (2) monobutyl ether Polyoxyethylene (35) polyoxypropylene (28) monobutyl ether Polyoxyethylene (36) polyoxypropylene (36) monobutyl ether Polyoxyethylene (45) polyoxypropylene (33) monobutyl ether Polyoxyethylene (5) polyoxypropylene (3) monobutyl ether Polyoxypropylene (17) polyoxyethylene (17) monobutyl ether Polyoxypropylene (2) polyoxyethylene (3) monobutyl ether Polyoxypropylene (24) polyoxyethylene (27) monobutyl ether Polyoxypropylene (28) polyoxyethylene (35) monobutyl ether Polyoxypropylene (33) polyoxyethylene (45) monobutyl ether Polyoxypropylene (3) polyoxyethylene (5) monobutyl ether Polyoxypropylene (36) polyoxyethylene (36) monobutyl ether PPG-17-Buteth-17 PPG-2-Buteth-3 PPG-24-Buteth-27 PPG-28-Buteth-35 PPG-33-Buteth-45 PPG-3-Buteth-5 PPG-36-Buteth-36 Ucon 50-HB-5100 Glycols, polyethylenepolypropylene, monobutyl ether (nonionic) Oxirane, methyl-, polymer with oxirane, monobutyl ester Ucon 50-HB-100 Ucon 50-HB-2000 Ucon 50-HB-260 Ucon 50-HB-280-X Ucon 50-HB-3520 Ucon 50-HB-400 Ucon 50-HB-55 Ucon 50-HB-660 Ucon LB-285 (fluid) Oxirane, 2-methyl-, polymer with oxirane, monobutyl ether Oxirane, methyl-, polymer with oxirane, monobutyl ether U-2000 U-5100 U-660 Methyloxirane polymer with oxirane monobutyl ester Methyloxirane, polymer with oxirane, monobutyl ether Tergitol nonionic XD Tergitol XD (nonionic) Ucon fluid LB-285 Ucon sewing thread lubricant 1000 Propylene oxide ethylene oxide polymer monobutyl ether UNII-58CG7042J1 UNII-48TV88LCZC UNII-5345E4238C UNII-945Y09KFG4 UNII-DC08AL6V0T UNII-GZ6R4MRR8S UNII-M34J9WL56D UNII-R3I00ON2WL UNII-T66J9LZ44P UNII-W435Z2KFIQ Peg/ppg butyl ether Polyethylene-polypropylene glycol, monobutyl ether (CAS 9038-95-3) is a high-purity analytical reference standard with the molecular formula C3H8O2C4H10OC2H6O2 and a molecular weight of 212.29 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, 48TV88LCZC 5345E4238C 945Y09KFG4 DC08AL6V0T GZ6R4MRR8S M34J9WL56D R3I00ON2WL T66J9LZ44P W435Z2KFIQ 58CG7042J1 9038-95-3 Oxirane, methyl, polymer and oxibane, butyl ether Polyoxyethylene (17) polyoxypropylene (17) monobutyl ether Polyoxyethylene (27) polyoxypropylene (24) monobutyl ether Polyoxyethylene (3) polyoxypropylene (2) monobutyl ether Polyoxyethylene (35) polyoxypropylene (28) monobutyl ether Polyoxyethylene (36) polyoxypropylene (36) monobutyl ether Polyoxyethylene (45) polyoxypropylene (33) monobutyl ether Polyoxyethylene (5) polyoxypropylene (3) monobutyl ether Polyoxypropylene (17) polyoxyethylene (17) monobutyl ether Polyoxypropylene (2) polyoxyethylene (3) monobutyl ether Polyoxypropylene (24) polyoxyethylene (27) monobutyl ether Polyoxypropylene (28) polyoxyethylene (35) monobutyl ether Polyoxypropylene (33) polyoxyethylene (45) monobutyl ether Polyoxypropylene (3) polyoxyethylene (5) monobutyl ether Polyoxypropylene (36) polyoxyethylene (36) monobutyl ether PPG-17-Buteth-17 PPG-2-Buteth-3 PPG-24-Buteth-27 PPG-28-Buteth-35 PPG-33-Buteth-45 PPG-3-Buteth-5 PPG-36-Buteth-36 Ucon 50-HB-5100 Glycols, polyethylenepolypropylene, monobutyl ether (nonionic) Oxirane, methyl-, polymer with oxirane, monobutyl ester Ucon 50-HB-100 Ucon 50-HB-2000 Ucon 50-HB-260 Ucon 50-HB-280-X Ucon 50-HB-3520 Ucon 50-HB-400 Ucon 50-HB-55 Ucon 50-HB-660 Ucon LB-285 (fluid) Oxirane, 2-methyl-, polymer with oxirane, monobutyl ether Oxirane, methyl-, polymer with oxirane, monobutyl ether U-2000 U-5100 U-660 Methyloxirane polymer with oxirane monobutyl ester Methyloxirane, polymer with oxirane, monobutyl ether Tergitol nonionic XD Tergitol XD (nonionic) Ucon fluid LB-285 Ucon sewing thread lubricant 1000 Propylene oxide ethylene oxide polymer monobutyl ether UNII-58CG7042J1 UNII-48TV88LCZC UNII-5345E4238C UNII-945Y09KFG4 UNII-DC08AL6V0T UNII-GZ6R4MRR8S UNII-M34J9WL56D UNII-R3I00ON2WL UNII-T66J9LZ44P UNII-W435Z2KFIQ Peg/ppg butyl ether Polyethylene-polypropylene glycol, monobutyl ether is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 212.29 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C3H8O2 C4H10O C2H6O2 |
| Molecular Weight | 212.29 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | -2.0 |
| CAS Registry Year (est.) | 1959 |
Recommended Standards
- [(3-Methyl-2-furyl)oxy]trimethylsilane (CAS 61550-03-6)
- 2-(2,3,6-trifluorophenyl)acetaldehyde (CAS 1256477-66-3)
- 3-(2-Hydroxyethyl)oxetane-3-carbonitrile (CAS 2091182-52-2)
- 2,2＇-Binaphthyl (CAS 612-78-2)
- 4-((2-Methylthiazol-4-yl)methyl)piperidin-4-ol (CAS 1467871-75-5)
- 2,4-Dichloro-6-fluorothieno[3,2-d]pyrimidine (CAS 1442082-87-2)
- Tert-butyl7-hydroxy-4-azaspiro[2.5]octane-4-carboxylate (CAS 2306269-68-9)
- 3,3'-Bithieno[3,2-b]thiophene (CAS 596811-80-2)
- n-Benzyl-2,5-dimethylthiophene-3-carboxamide (CAS 930906-47-1)
- Angiotensin III Antipeptide (CAS 133605-55-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com