2,5- hexyne diol

Modify Date: 2025-08-23 21:36:18

2,5- hexyne diol structure	Common Name	2,5- hexyne diol
	CAS Number	3031-66-1	Molecular Weight	114.142
	Density	1.1±0.1 g/cm3	Boiling Point	221.9±8.0 °C at 760 mmHg
	Molecular Formula	C₆H₁₀O₂	Melting Point	42 °C(lit.)
	MSDS	N/A	Flash Point	104.0±13.0 °C

Name	3-Hexyn-2,5-diol
Synonym	More Synonyms

Density	1.1±0.1 g/cm3
Boiling Point	221.9±8.0 °C at 760 mmHg
Melting Point	42 °C(lit.)
Molecular Formula	C₆H₁₀O₂
Molecular Weight	114.142
Flash Point	104.0±13.0 °C
Exact Mass	114.068077
PSA	40.46000
LogP	-0.41
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.490

2,5- hexyne diol MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MR0175000

CHEMICAL NAME :: 3-Hexyne-2,5-diol

CAS REGISTRY NUMBER :: 3031-66-1

BEILSTEIN REFERENCE NO. :: 1720667

LAST UPDATED :: 199701

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C6-H10-O2

MOLECULAR WEIGHT :: 114.16

WISWESSER LINE NOTATION :: QY1&1UU1YQ1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CBCCT* "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. (National Academy of Science Library, 2101 Constitution Ave., NW, Washington, DC 20418) Volume(issue)/page/year: 4,378,1952 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - E0847 No. of Facilities: 27 (estimated) No. of Industries: 1 No. of Occupations: 3 No. of Employees: 294 (estimated) No. of Female Employees: 27 (estimated)

Hazard Codes	T:Toxic
Risk Phrases	R25;R36
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 2811 6.1/PG 3
WGK Germany	2
RTECS	MR0175000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2905399090

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Literature: Bulletin de la Societe Chimique de France, , vol. <3>32, p. 552 Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences, , vol. 149, p. 1381 Annales de Chimie (Cachan, France), , vol. <8> 30, p. 494

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Precursor 7
CAS#:75-07-0 ch3cho CAS#:74-86-2 Acetylene CAS#:9004-34-6 Cellulose micro... CAS#:31556-90-8 (2R,3E,5S)-3,4-...
CAS#:2028-63-9 3-Butyn-2-ol CAS#:64-17-5 Ethanol CAS#:176042-55-0 3,4-dibromo-hex...
DownStream 10
CAS#:32570-88-0 2,5-Dimethyl-1-... CAS#:110-13-4 Acetonylacetone CAS#:625-86-5 2,5-Dimethylfuran CAS#:38484-55-8 (2S,5R)-2,5-Hex...
CAS#:17299-07-9 (2R,5R)-2,5-Hex... CAS#:34338-96-0 (2S,5S)-(+)-HEX... CAS#:3848-24-6 hexanedione CAS#:4437-51-8 3,4-Hexanedione
CAS#:5044-23-5 3-ACETYL-2-(MET... CAS#:5044-27-9 1-(4-Methoxyphe...

HS Code	2905399090
Summary	2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0%

3-HEXYNE-2,5-DIOL,DL AND MESO

Bis(1-hydroxyethyl)acetylene

hex-3-yne-2,5-diol

hex-3-yn-2,5-diol

3-hexine-2,5-diol

EINECS 221-209-5

3-Hexyne-2,5-diol

UNII:538TMM2U3G

Hexyne-3-diol-2,5

3-Hexin-2,5-diol

Hex-3-in-2,5-diol

Hx-3-yne-2,5-diol

MFCD00004542

2,5- hexyne diol

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,5- hexyne diol
Price: Check
Purity: 95.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 2,5- hexyne diol
Price: ￥78.0/5g ￥138.0/25g
Purity: 98.0%
Delivery: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Hexyn-2,5-diol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 3031-66-1 3-Hexyn-2,5-diol
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 2,5- hexyne diol
Price: ￥Inquiry/25kg
Purity: 80.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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2,5- hexyne diol

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Chemical & Physical Properties

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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Synthetic Route

Precursor & DownStream

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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.