Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

918-21-8

918-21-8 structure

Name: Hexafluoro-2,3-bis-(trifluoromethyl)-2,3-butanediol
Chemical Name: Hexafluoro-2,3-bis(trifluoromethyl)-2,3-butanediol
CAS Number: 918-21-8
Molecular Formula: C₆H₂F₁₂O₂
Molecular Weight: 334.06000
Create Date: 2018-12-23 17:56:56
Modify Date: 2025-08-25 17:33:17

Name	Hexafluoro-2,3-bis(trifluoromethyl)-2,3-butanediol
Synonyms	1,1,1,4,4,4-hexafluoro-2,3-bis(trifluoromethyl)butane-2,3-diol MFCD00427700

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

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

Symbol	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

360-57-6

~69%

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

920-66-1

~48%

918-21-8

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

684-16-2

~80%

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

684-16-2

~53%

918-21-8

52772-37-9

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

684-16-2

~0%

918-21-8

52772-37-9

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

764612-94-4

918-21-8

Literature: Journal of Fluorine Chemistry, , vol. 23, p. 470

1708-77-6

918-21-8

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

684-16-2

~32%

918-21-8

52772-37-9

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

Precursor 5
360-57-6 920-66-1 684-16-2 764612-94-4
1708-77-6
DownStream 0

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.

918-21-8	14856-91-8
335-13-7	30167-82-9
22985-87-1	22985-88-2
126082-55-1	76291-84-4
32137-17-0	1099597-76-8
2877656-87-4	2877655-06-4
2877761-21-0	2877649-54-0
2877691-53-5	2877691-57-9
2877659-39-5	2877764-24-2
2877762-80-4	2877649-55-1