157929

Methyl (triphenylphosphoranylidene)acetate

98%

Manufacturer: Sigma Aldrich

CAS Number: 2605-67-6

Synonym(S): (Carbomethoxymethylene)triphenylphosphorane, (Methoxycarbonylmethylene)triphenylphosphorane

Select a Size

Pack Size SKU Availability Price
5 G 157929-5-G In Stock ₹ 1,840.25
25 G 157929-25-G In Stock ₹ 7,588.33
100 G 157929-100-G In Stock ₹ 26,131.55

157929 - 5 G

₹ 1,840.25

In Stock

Quantity

1

Base Price: ₹ 1,840.25

GST (18%): ₹ 331.245

Total Price: ₹ 2,171.495

Quality Level

200

Assay

98%

form

powder

reaction suitability

reaction type: C-C Bond Formation

mp

168-172 °C (lit.)

SMILES string

COC(=O)C=P(c1ccccc1)(c2ccccc2)c3ccccc3

InChI

1S/C21H19O2P/c1-23-21(22)17-24(18-11-5-2-6-12-18,19-13-7-3-8-14-19)20-15-9-4-10-16-20/h2-17H,1H3

InChI key

NTNUDYROPUKXNA-UHFFFAOYSA-N

Other Options

Image Product Name Manufacturer Price Range
50-183-7507
Sigma Aldrich Fine Chemicals Biosciences Methyl (triphenylphosphoranylidene)acetate 98% | 2605-67-6 | MFCD00008455 | 5G
Sigma Aldrich Fine Chemicals Biosciences ₹ 6,981.70
CS-W008922
Methyl 2-(triphenylphosphoranylidene)acetate
ChemScene ₹ 855.60 - ₹ 8,641.56
AB75456
2605-67-6 | Methyl (triphenylphosphoranylidene)acetate
A2B Chem ₹ 427.80 - ₹ 8,641.56

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Description

  • Application: Wittig reagent for the two-carbon homologation of aldehydes to α,β-unsaturated esters.[1] Also used in an efficient synthesis of pyrazoles via reaction with methyl diazoacetate in the presence of triethylamine.[2]

SAFETY INFORMATION

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Compare Similar Items

Show Difference

Img

Sigma Aldrich

157929

98%...


Quality Level:
200

Assay:
98%

form:
powder

reaction suitability:
reaction type: C-C Bond Formation

mp:
168-172 °C (lit.)

SMILES string:
COC(=O)C=P(c1ccccc1)(c2ccccc2)c3ccccc3

InChI:
1S/C21H19O2P/c1-23-21(22)17-24(18-11-5-2-6-12-18,19-13-7-3-8-14-19)20-15-9-4-10-16-20/h2-17H,1H3

InChI key:
NTNUDYROPUKXNA-UHFFFAOYSA-N

Img

Sigma Aldrich

157945

98%...


Quality Level:
200

Assay:
98%

form:
powder

reaction suitability:
reaction type: C-C Bond Formation

mp:
204-207 °C (lit.)

SMILES string:
[Br-].OC(=O)CCCC[P+](c1ccccc1)(c2ccccc2)c3ccccc3

InChI:
1S/C23H23O2P.BrH/c24-23(25)18-10-11-19-26(20-12-4-1-5-13-20,21-14-6-2-7-15-21)22-16-8-3-9-17-22;/h1-9,12-17H,10-11,18-19H2;1H

InChI key:
MLOSJPZSZWUDSK-UHFFFAOYSA-N

Img

Sigma Aldrich

157953

technical grade...


Quality Level:
200

Assay:
≥82.5% (iodometric)

form:
powder

reaction suitability:
__

mp:
__

SMILES string:
[Na+].[Na+].[O-]S(=O)S([O-])=O

InChI:
1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)/q2*+1;/p-2

InChI key:
__

Img

Sigma Aldrich

157953

technical grade...


Quality Level:
200

Assay:
≥82.5% (iodometric)

form:
powder

reaction suitability:
__

mp:
__

SMILES string:
[Na+].[Na+].[O-]S(=O)S([O-])=O

InChI:
1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)/q2*+1;/p-2

InChI key:
__