Uses
ChemicalBook > CAS DataBase List > (-)-Di-p-toluoyl-L-tartaric acid

(-)-Di-p-toluoyl-L-tartaric acid

Uses
Product Name
(-)-Di-p-toluoyl-L-tartaric acid
CAS No.
32634-66-5
Chemical Name
(-)-Di-p-toluoyl-L-tartaric acid
Synonyms
DTTA;LDTTA;DI-P-TOLUOYL-L-TARTARIC ACID;L-PTTA;(-)-DI-P-TOLUOYL-L-TRATARIC ACID;L-(-)-TARTARIC ACID DI-4-TOLUOYL ESTER;DI-P-TOLUOYL-L-TARTARIC ACID MONOHYDRATE;DPTTA Salt;(-)-Di-p-toluoyl-L-t;Tofacitib impurity 32
CBNumber
CB8229472
Molecular Formula
C20H18O8
Formula Weight
386.35
MOL File
32634-66-5.mol
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(-)-Di-p-toluoyl-L-tartaric acid Property

Melting point:
169-171 °C(lit.)
alpha 
-142 º (c=10, EtOH)
Boiling point:
432.57°C (rough estimate)
Density 
1.3084 (rough estimate)
refractive index 
-139 ° (C=1, EtOH)
storage temp. 
Store below +30°C.
solubility 
Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly)
pka
1.46±0.25(Predicted)
form 
Crystalline Powder
color 
White to yellow
optical activity
[α]20/D 138°, c = 1 in ethanol
Water Solubility 
soluble
BRN 
2022481
CAS DataBase Reference
32634-66-5(CAS DataBase Reference)
EPA Substance Registry System
Butanedioic acid, 2,3-bis[(4-methylbenzoyl)oxy]-, [R-(R*,R*)]- (32634-66-5)
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Safety

Hazard Codes 
Xi
Risk Statements 
36/37/38
Safety Statements 
22-24/25-36/37-26
WGK Germany 
3
TSCA 
T
HS Code 
29181300
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
8.18725
Product name
(2R,3R)-(-)-Di-O-4-toluoyl-L-tartaric acid
Purity
forsynthesis
Packaging
25g
Price
$111
Updated
2024/03/01
Sigma-Aldrich
Product number
8.18725
Product name
(2R,3R)-(-)-Di-O-4-toluoyl-L-tartaric acid
Purity
forsynthesis
Packaging
100g
Price
$244
Updated
2024/03/01
Sigma-Aldrich
Product number
371416
Product name
(?)-O,O′-Di-p-toluoyl-L-tartaric acid
Purity
97%
Packaging
25g
Price
$109
Updated
2024/03/01
TCI Chemical
Product number
D1387
Product name
(-)-Di-p-toluoyl-L-tartaric Acid
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$17
Updated
2024/03/01
TCI Chemical
Product number
D1387
Product name
(-)-Di-p-toluoyl-L-tartaric Acid
Purity
>98.0%(HPLC)(T)
Packaging
250g
Price
$72
Updated
2024/03/01
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(-)-Di-p-toluoyl-L-tartaric acid Chemical Properties,Usage,Production

Uses

(-)-di-p-toluoyl-l-tartaric acid can be used as a chiral resolving agent for the resolution of the racemic bases to isolate the (-)-enantiomeric forms.

Chemical Properties

white to light yellow crystal powde

Uses

Escitalopram intermediate

Uses

(-)-O,O’-Di-p-toluoyl-L-tartaric Acid is a useful reagent for the preparation of the upadacitinib salt compound.

Uses

Inhibitor of enzyme

General Description

(-)-O,O′-Di-p-toluoyl-L-tartaric acid is a O,O′-diacyl tartaric acid derivative that can be prepared by the resolution of its racemate in the presence of cinchonine.

(-)-Di-p-toluoyl-L-tartaric acid Preparation Products And Raw materials

Raw materials

Preparation Products

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(-)-Di-p-toluoyl-L-tartaric acid Suppliers

Henan Lingbei Biotechnology Co., Ltd
Tel
86-18539896799 18539896799
Email
71889632@qq.com
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China
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Chengdu Likai Chiral Tech Co., LTD.
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028-85247892 18980630336;
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zhenzhenge@lkchiralchina.com
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China
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Changzhou Success Chemical Co., Ltd.
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18961148122; 18961148122
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278954761@qq.com
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China
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18917565227
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inspo@inspochem.com
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China
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Hangzhou Bingochem Co., Ltd.
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0571-8512-5372
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sales@bingochem.com
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China
ProdList
21669
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Shanxi Xinsheng Biotechnology Co., Ltd
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15835826763
Email
997855689@qq.com
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China
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Chengdu Zhongde Jihua Pharmaceutical Technology Co., Ltd
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15928014948
Email
3438599507@qq.com
Country
China
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Wuhan Wenjin Chemical Technology Co., Ltd.
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13517196568
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375665891@qq.com
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China
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J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
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Meryer (Shanghai) Chemical Technology Co., Ltd.
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021-61259108 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
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View Lastest Price from (-)-Di-p-toluoyl-L-tartaric acid manufacturers

WUHAN FORTUNA CHEMICAL CO., LTD
Product
(-)-Di-p-toluoyl-L-tartaric acid 32634-66-5
Price
US $0.00/Kg/Drum
Min. Order
1KG
Purity
99%min
Supply Ability
10000kg
Release date
2021-11-03
Henan Aochuang Chemical Co.,Ltd.
Product
(-)-Di-p-toluoyl-L-tartaric acid 32634-66-5
Price
US $0.00-0.00/kg
Min. Order
1kg
Purity
98%
Supply Ability
1Ton
Release date
2022-10-14
Shijiazhuang tongyang Import and Export Co., LTD
Product
(-)-Di-p-toluoyl-L-tartaric acid 32634-66-5
Price
US $40.00/KG
Min. Order
1KG
Purity
99
Supply Ability
10 tons
Release date
2021-08-11

32634-66-5, (-)-Di-p-toluoyl-L-tartaric acidRelated Search:


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