Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Carbamic acid,N,N'-methylenebis-, C,C'-diethyl ester
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
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3693-53-6

3693-53-6 structure

3693-53-6 structure

Name: Carbamic acid,N,N'-methylenebis-, C,C'-diethyl ester
Chemical Name: methylene diurethane
CAS Number: 3693-53-6
Molecular Formula: C₇H₁₄N₂O₄
Molecular Weight: 190.19700
Create Date: 2018-04-22 08:00:00
Modify Date: 2026-07-27 11:38:55

Name	methylene diurethane
Synonyms	ethyl N-[(ethoxycbonylamino)methyl]cbamate methylenedi-cbamicacidiethylester N,N'-METHYLENEBIS-(ETHYL CARBAMATE) ethyl N-[(ethoxycarbonylamino)methyl]carbamate methylenediurethan METHYLENE DIURETHANE Methylenediurethane Methylene bisurethane N-[(cbethoxyamino)methyl]cbamic acid ethyl ester Cbamic acid, N,N'-methylenebis-, C,C'-diethyl ester Methylene diurethan Diethyl methylenedicbamate EINECS 223-011-4 Methylenebis(cbamic acid ethyl) ester Cbamic acid, methylenebis-, diethyl ester methylenebisurethane Methylenedicbamic acid diethyl ester bis（cboethoxyamino）methane N,N-Methylenebis(ethyl cbamate) Cbamic acid, methylenedi-, diethyl ester diethylmethylenedicbamate Methylene diaminocboxylate ethyl ester MFCD00015147 diethyl methylenebiscbamate N,N'-METHYLENEBIS-(ETHYL CBAMATE) methylenebis-cbamicacidiethylester bis(n-ethoxycbonylamino)methane

Density	1.127g/cm3
Boiling Point	326.2ºC at 760mmHg
Melting Point	130-131ºC
Molecular Formula	C₇H₁₄N₂O₄
Molecular Weight	190.19700
Flash Point	151.1ºC
Exact Mass	190.09500
PSA	76.66000
LogP	1.21790
Index of Refraction	1.448

CHEMICAL IDENTIFICATION

RTECS NUMBER :: FC2200000

CHEMICAL NAME :: Carbamic acid, methylenedi-, diethyl ester

CAS REGISTRY NUMBER :: 3693-53-6

BEILSTEIN REFERENCE NO. :: 1812852

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C7-H14-N2-O4

MOLECULAR WEIGHT :: 190.23

WISWESSER LINE NOTATION :: 20VM1MVO2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 6500 mg/kg/13W-I

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Lungs, Thorax, or Respiration - tumors

REFERENCE :: JNCIAM Journal of the National Cancer Institute. (Washington, DC) V.1-60, 1940-78. For publisher information, see JJIND8. Volume(issue)/page/year: 9,35,1948

Risk Phrases	R40
Safety Phrases	S22-S36/37
RTECS	FC2200000
HS Code	2924199090

Precursor 10
136-84-5 51-79-6 50-00-0 21298-14-6
6781-02-8 67-56-1 13698-16-3 56-40-6
109-87-5 7782-50-5
DownStream 10
101-99-5 10097-16-2 77586-27-7 3693-69-4
91820-48-3 92018-97-8 43044-14-0 40792-14-1
40792-15-2 50-00-0

HS Code	2924199090
Summary	2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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