Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol

Modify Date: 2025-08-25 17:33:17

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure
Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol structure
 Common Name Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol
CAS Number 918-21-8 Molecular Weight 334.06000
Density 1.870 g/mL at 25 °C Boiling Point 129 °C
Molecular Formula C6H2F12O2 Melting Point 18 °C
MSDS Chinese USA Flash Point 183.5ºC
Symbol GHS06
GHS06		 Signal Word Danger

 Names

Name Hexafluoro-2,3-bis(trifluoromethyl)-2,3-butanediol
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.870 g/mL at 25 °C
Boiling Point 129 °C
Melting Point 18 °C
Molecular Formula C6H2F12O2
Molecular Weight 334.06000
Flash Point 183.5ºC
Exact Mass 333.98600
PSA 40.46000
LogP 2.69780
Index of Refraction 1.3102

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
EK0650000
CHEMICAL NAME :
2,3-Butanediol, 2,3-bis(trifluoromethyl)-1,1,1,4,4,4-hexafluoro-
CAS REGISTRY NUMBER :
918-21-8
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H2-F12-O2
MOLECULAR WEIGHT :
334.08
WISWESSER LINE NOTATION :
FXFFXQXFFFXQXFFFXFFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
32 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#03171

 Safety Information

Symbol GHS06
GHS06
Signal Word Danger
Hazard Statements H302-H310-H332
Precautionary Statements P280-P302 + P350-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes Xi: Irritant;Xn: Harmful;
Risk Phrases R22
Safety Phrases S26-S36/37/39
RIDADR UN 2810 6.1 / PGI
RTECS EK0650000

 Synthetic Route

2,3-bis(trifluoromethyl)-1,1,1,4,4,4-hexafluoro-2-Butene structure

2,3-bis(trifluo...

CAS#:360-57-6

~69%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

Literature: Knunyants, I. L.; Postovoi, S. A.; Delyagina, N. I.; Zeifman, Yu. V. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 10 p. 2090 - 2095 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 10 p. 2256 - 2261
Hexafluoroisopropanol structure

Hexafluoroisopr...

CAS#:920-66-1

~48%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

Literature: Voss; Lichnock; Bargon Journal of Fluorine Chemistry, 1997 , vol. 84, # 1 p. 35 - 40
Hexafluoroacetone structure

Hexafluoroacetone

CAS#:684-16-2

~80%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

Literature: Postovoi, S. A.; Vol'pin, I. M.; Mysov, E. I.; Zeifman, Yu. V.; German, L. S. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1989 , vol. 38, # 5.2 p. 1067 - 1070 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1988 , # 5 p. 1173 - 1176
Hexafluoroacetone structure

Hexafluoroacetone

CAS#:684-16-2

~53%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

1,1,1,3,3,5,5,5-octafluoro-4-hydroxy-4-trifluoromethyl-pentan-2-one structure

1,1,1,3,3,5,5,5...

CAS#:52772-37-9

1,1,1,3,5,5,5-heptafluoro-4-hydroxy-4-(trifluoromethyl)pentan-2-one structure

1,1,1,3,5,5,5-h...

CAS#:115397-49-4

Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 36, # 10 p. 2225 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 10 p. 2396 - 2397
Hexafluoroacetone structure

Hexafluoroacetone

CAS#:684-16-2

~0%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

1,1,1,3,3,5,5,5-octafluoro-4-hydroxy-4-trifluoromethyl-pentan-2-one structure

1,1,1,3,3,5,5,5...

CAS#:52772-37-9

1,1,3,3,3-Pentafluoropropen-2-ol structure

1,1,3,3,3-Penta...

CAS#:53841-56-8

Detail
Literature: Zefirov, Yu. V.; Vol'pin, I. M.; Postovoi, S. A.; German, L. S. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 10 p. 2225 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 10 p. 2396 - 2397
structure

CAS#:764612-94-4

~%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

Literature: Journal of Fluorine Chemistry, , vol. 23, p. 470
1,3,2-Dioxaphospholane,2,2,2-triethoxy-2,2-dihydro-4,4,5,5-tetrakis(trifluoromethyl)- (7CI,8CI,9CI) structure

1,3,2-Dioxaphos...

CAS#:1708-77-6

~%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

Literature: Doklady Chemistry, , vol. 161, p. 393 - 395 Doklady Akademii Nauk SSSR, , vol. 161, # 6 p. 1356 - 1358
Hexafluoroacetone structure

Hexafluoroacetone

CAS#:684-16-2

~32%

Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol Structure

Hexafluoro-2,3-...

CAS#:918-21-8

1,1,1,3,3,5,5,5-octafluoro-4-hydroxy-4-trifluoromethyl-pentan-2-one structure

1,1,1,3,3,5,5,5...

CAS#:52772-37-9

N/A structure

N/A

CAS#:125213-79-8

Detail
Literature: Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), , vol. 38, # 5.2 p. 1067 - 1070 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, , # 5 p. 1173 - 1176

 Synonyms

1,1,1,4,4,4-hexafluoro-2,3-bis(trifluoromethyl)butane-2,3-diol
MFCD00427700
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Chemsrc provides CAS#:918-21-8 MSDS, density, melting point, boiling point, structure, etc. Its name is Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol>> amp version: Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol

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