Butanedioic acid,2,3-dimethyl-, (2R,3S)-rel-

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Names

[ CAS No. ]:
608-40-2

[ Name ]:
Butanedioic acid,2,3-dimethyl-, (2R,3S)-rel-

[Synonym ]:
(2R,3S)-2,3-Dimethylsuccinic acid
MESO-2,3-DIMETHYLSUCCINIC ACID
Succinic acid,2,3-dimethyl-,erythro-meso
erythro-2,3-Dimethylsuccinic acid
EINECS 210-163-1
Racemic-2,3-dimethyl-succinic acid
(2R,3S)-2,3-Dimethylbutanedioic acid
Butanedioic acid,2,3-dimethyl-,(R*,S*)
acide dimethyl-2,3 succinique
Succinic acid,2,3-dimethyl-,meso
meso-2,3-dimethylbutanedioic acid
MFCD00064229
(R*,S*)-2,3-dimethylsuccinic acid

Chemical & Physical Properties

[ Density]:
1.242g/cm3

[ Boiling Point ]:
241.9ºC at 760 mmHg

[ Melting Point ]:
200ºC (dec.)(lit.)

[ Molecular Formula ]:
C₆H₁₀O₄

[ Molecular Weight ]:
146.14100

[ Flash Point ]:
114.4ºC

[ Exact Mass ]:
146.05800

[ PSA ]:
74.60000

[ LogP ]:
0.42780

[ Index of Refraction ]:
1.471

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
26-37/39

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2917190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

methylitaconic acid
(R,R)-2,3-dimethyl-succinic acid monomethyl ester
dimethylmaleic anhydride
Crotaline
2-Butenedioic acid,2,3-dimethyl-, (2E)-
3,4-dimethyl-2,5-hexanedione
2,3-dimethyl-4-oxopentanoic acid
2-Bromopropionic Acid
Ethyl (2S)-2-bromopropanoate
butane-2,2,3-tricarboxylic acid triethyl ester

DownStream

Customs

[ HS Code ]: 2917190090

[ Summary ]:
2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Articles

Synthesis of (3S*, 4R*, 6E, 10Z)-3, 4, 7, 11-tetramethyltrideca-6, 10-dienal (faranal) using stereospecific 1, 4-cis-hydrogenation of conjugated double bonds. Vasil'ev AA, et al.

J. Chem. Soc. Perkin Trans. I 14 , 2211-16, (2000)

Highly selective formation of eight-membered-ring systems by oxidative cyclization with molybdenum pentachloride-an environmentally friendly and inexpensive access to 2,2'-cyclolignans.

Angew. Chem. Int. Ed. Engl. 41(16) , 2981-2, (2002)

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