2,3-Dihydro-1,4-benzodioxin-2-ylmethanol

Modify Date: 2025-08-22 12:54:10

2,3-Dihydro-1,4-benzodioxin-2-ylmethanol Structure
2,3-Dihydro-1,4-benzodioxin-2-ylmethanol structure
Common Name 2,3-Dihydro-1,4-benzodioxin-2-ylmethanol
CAS Number 3663-82-9 Molecular Weight 166.174
Density 1.2±0.1 g/cm3 Boiling Point 281.1±19.0 °C at 760 mmHg
Molecular Formula C9H10O3 Melting Point 87-90 °C(lit.)
MSDS Chinese USA Flash Point 123.8±21.5 °C

 Names

Name 2-hydroxymethyl-1,4-benzodioxane
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 281.1±19.0 °C at 760 mmHg
Melting Point 87-90 °C(lit.)
Molecular Formula C9H10O3
Molecular Weight 166.174
Flash Point 123.8±21.5 °C
Exact Mass 166.062988
PSA 38.69000
LogP 0.86
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.544

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DF3660000
CHEMICAL NAME :
1,4-Benzodioxan-2-methanol
CAS REGISTRY NUMBER :
3663-82-9
BEILSTEIN REFERENCE NO. :
0083736
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C9-H10-O3
MOLECULAR WEIGHT :
166.19
WISWESSER LINE NOTATION :
T66 BO EOT&J C1Q

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 :
75 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#07246

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Safety Phrases S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS DF3660000
HS Code 2932999099

 Synthetic Route

 Customs

HS Code 2932999099
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

2-Hydroxymethyl-1,4-benzodioxane
1,4-Benzodioxin-2-methanol, 2,3-dihydro-
(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)methanol
EINECS 222-921-9
1,4-Benzodioxane-2-methanol
2,3-Dihydro-1,4-benzodioxin-2-ylmethanol
MFCD00006822
2,3-dihydro-1,4-benzodioxin-3-ylmethanol
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