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methyl 7-[(3R)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]heptanoate

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Origin: China

Cas No: 41138-69-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 41138-69-6 Formula: C19H34O4Si Molecular Weight: 354.55600

Basic Info

Chemical Name	methyl 7-[(3R)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]heptanoate
Synonyms	(R)-4-t-butyldimethylsiloxy-2-(6-carbomethoxyhexyl)-cyclopent-2-enone; 4-(R)-tert-butyldimethylsilyloxy-2-(6-carbomethoxy-2-hexenyl)-2-cyclo-pentenone; TBS-Protected (R)-4-hydroxy-2-(6-methoxycarbonylhexyl)-cyclopenta-2-enone; methyl 7-(3(R)-(tert-butyldimethylsiloxy)-5-oxo-1-cyclopenten-1-yl)heptanoate; (R)-Methyl 7-(3-((tert-butyldimethylsilyl)oxy)-5-oxocyclopent-1-en-1-yl)heptanoate; (R)-4-tert-butyldimethylsilyloxy-2-(6-carbomethoxyhexyl)cyclopent-2-en-1-one; 7-[(R)-3-(tert-Butyldimethylsilanyloxy)-5-oxo-cyclopent-1-enyl]heptanoic Acid Methyl Ester; 4-(R)-t-butyldimethylsilyloxy-2-(6-carbomethoxyhexyl)-2-cyclopentenone;
CAS No.	41138-69-6
Molecular Formula	C19H34O4Si
Molecular Weight	354.55600
PSA	52.60000
LogP	4.78960

Properties

Density	0.98 g/cm3
Boiling Point	405.2ºC at 760 mmHg
Refractive Index	n20/D 1.467(lit.)

Safety Info

Safety Statements	S16
RIDADR	UN 3272 3/PG 3
Risk Statements	R10

Synthesis Route

METHYL (R)-(+)-3-HYDROXY-5-OXO-1-CYCLOPENTENE-1-HEPTANOATE+tert-butyldimethylsilyl chloride→methyl 7-[(3R)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]heptanoate
METHYL (R)-(+)-3-HYDROXY-5-OXO-1-CYCLOPENTENE-1-HEPTANOATE+tert-Butyldimethylsilyl Trifluoromethanesulfonate→methyl 7-[(3R)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]heptanoate
methyl hept-6-enoate+(R)-4-((tert-butyldimethylsilyl)oxy)-2-iodocyclopent-2-enone→methyl 7-[(3R)-3-[tert-butyl(dimethyl)silyl]oxy-5-oxocyclopenten-1-yl]heptanoate

Precursor

methyl hept-6-enoate
tert-butyldimethylsilyl chloride
METHYL (R)-(+)-3-HYDROXY-5-OXO-1-CYCLOPENTENE-1-HEPTANOATE
tert-Butyldimethylsilyl Trifluoromethanesulfonate

Downstream Product

METHYL (R)-(+)-3-HYDROXY-5-OXO-1-CYCLOPENTENE-1-HEPTANOATE

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