Início > Chiral Compounds> (-)-Bis(4-methoxybenzoyl)-L-tartaric Acid

(-)-Bis(4-methoxybenzoyl)-L-tartaric Acid

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Origem: China

Cas No: 50583-51-2

Especificação: 99%Min

Quantidade de ordem min: 1 /kg

Capacidade de fornecimento: 50 mt/month

Tempo de espera: 7 dias para OEM, 3 dias para produtos prontos

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CAS No.: 50583-51-2 Formula: C20H18O10 Molecular Weight: 418.35100

Basic Info

Chemical Name	(-)-Bis(4-methoxybenzoyl)-L-tartaric Acid
Synonyms	(-)-Di-p-anisoyl-L-tartaric Acid; (2R,3R)-2,3-Bis((4-methoxybenzoyl)oxy)succinic acid; Di-p-anisoyl-L-tartaric acid;
CAS No.	50583-51-2
Molecular Formula	C20H18O10
Molecular Weight	418.35100
PSA	145.66000
LogP	1.62400

Properties

Appearance & Physical State	white to light yellow crystal powder
Density	1.408 g/cm3
Boiling Point	681.554ºC at 760 mmHg
Melting Point	193-195ºC
Flash Point	241.638ºC
Refractive Index	-168 ° (C=1, EtOH)

Safety Info

RTECS	WT4800000
Hazard Class	2.3
Safety Statements	S26; S36/37/39; S38
HS Code	2918990090
WGK Germany	3
RIDADR	UN 2418 2.3
Risk Statements	R14; R26; R34; R37
Hazard Codes	T+; C

Synthesis Route

(R)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol, (2S,3S)-(+)-di-(p-anisoyl)-tartaric acid salt→(-)-Bis(4-methoxybenzoyl)-L-tartaric Acid+(+/-)-α-(2,3-DIMETHOXY-PHENYL)-1-[2-(4-FLUOROPHENYL)ETHYL]-4-PIPERIDINE-METHANOL
(S)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol, (2S,3S)-(+)-di-(p-anisoyl)-tartaric acid salt→(-)-Bis(4-methoxybenzoyl)-L-tartaric Acid+(+/-)-α-(2,3-DIMETHOXY-PHENYL)-1-[2-(4-FLUOROPHENYL)ETHYL]-4-PIPERIDINE-METHANOL
D-tartaric acid+4-Methoxybenzoyl chloride→(-)-Bis(4-methoxybenzoyl)-L-tartaric Acid

Precursor

D-tartaric acid
(S)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol, (2S,3S)-(+)-di-(p-anisoyl)-tartaric acid salt
4-Methoxybenzoyl chloride
(R)-α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol, (2S,3S)-(+)-di-(p-anisoyl)-tartaric acid salt

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