Pinacol

Suppliers

Names

[ CAS No. ]:
76-09-5

[ Name ]:
Pinacol

[Synonym ]:
pinacol, anhydrous
1,1,2,2-Tetramethylethylene glycol
2,3-diMe-butan-2,3-diol
2,3-Dimethyl-butane-2,3-diol
HOCMe2CMe2OH
Pinacone
2,3-Butanediol,2,3-dimethyl
EINECS 200-933-5
Pinacol
Tetramethylethylene glycol
MFCD00004462
2,3-Dimethylbutane-2,3-diol
2,3-Dimethyl-2,3-butanediol
2,3-Butanediol, 2,3-dimethyl-

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
174.4±0.0 °C at 760 mmHg

[ Melting Point ]:
40-43 °C(lit.)

[ Molecular Formula ]:
C₆H₁₄O₂

[ Molecular Weight ]:
118.174

[ Flash Point ]:
77.2±0.0 °C

[ Exact Mass ]:
118.099380

[ PSA ]:
40.46000

[ LogP ]:
-0.29

[ Vapour Pressure ]:
0.4±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.448

[ Stability ]:
Stable. Combustible. Incompatible with strong oxidizing agents, strong bases, strong acids.

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EK1720000

CHEMICAL NAME :: 2,3-Butanediol, 2,3-dimethyl-

CAS REGISTRY NUMBER :: 76-09-5

BEILSTEIN REFERENCE NO. :: 1340501

LAST UPDATED :: 199709

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C6-H14-O2

MOLECULAR WEIGHT :: 118.20

WISWESSER LINE NOTATION :: QX1&1&XQ1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 14,841,1976 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 3380 mg/kg

TOXIC EFFECTS :: Behavioral - anticonvulsant

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 14,841,1976

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315

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

[ Hazard Codes ]:
Xi:Irritant;

[ Risk Phrases ]:
R38

[ Safety Phrases ]:
S37

[ RIDADR ]:
UN 1325 4.1/PG 2

[ WGK Germany ]:
2

[ RTECS ]:
EK1720000

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

tetramethylethylene
(S)-tert-butyl 2-(5-(4-bromophenyl)-1H-imidazol-2-yl)pyrrolidine-1-carboxylate
Bis(pinacolato)diboron
benzyl (2S)-2-[5-(4-bromophenyl)-1H-imidazol-2-yl]pyrrolidine-1-c arboxylate
2-(3-chloro-5-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
Isopropanol
Pyrazole-4-boronic acid pinacol ester
(2-Chloroethyl)dimethylamine hydrochloride
4,4,5,5-tetramethyl-1,3-dioxolan-2-one

DownStream

3-(Piperidine-1-carbonyl)phenylboronic acid, pinacol ester
3-METHOXYPHENYLBORONIC ACID PINACOL ESTER
2-(3,5-Dimethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
2-METHOXY-4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-YL)ANILINE
5-Methylthiophene-2-boronic acid pinacol ester
2,3-Dimethylhexane
4,4,5,5-TETRAMETHYL-2-(3-(TRIFLUOROMETHYL)PHENYL)-1,3,2-DIOXABOROLANE
2-(3,4-Dichlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
2-(5'-BROMO-[2,2'-BITHIOPHEN]-5-YL)-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE
3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine

Articles

Synthesis, Photophysical and Redox Properties of the D-π-A Type Pyrimidine Dyes Bearing the 9-Phenyl-9H-Carbazole Moiety.

J. Fluoresc. 25 , 763-75, (2015)

Novel donor-π-acceptor dyes bearing the pyrimidine unit as an electron-withdrawing group have been synthesized by using combination of two processes, based on the microwave-assisted Suzuki cross-coupl...

The scalable pinacol coupling reaction utilizing the inorganic electride [Ca2N](+)·e(-) as an electron donor.

Chem. Commun. (Camb.) 50(37) , 4791-4, (2014)

The scalable pinacol coupling reaction is realized utilizing the inorganic electride [Ca2N](+)·e(-) as an electron donor in organic solvents. The bond cleavages of the [Ca2N](+) layers by methanol pla...