US3687954A
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Certain difluoramino compounds
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1963-05-27
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Granted: 1972-08-29
•
Expires: 1983-05-27
Abstract
Abstract 1. A compound having the composition of the general formula:
Inventors
- 👤 William E Tyler
- 👤 John R Lovett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:19
CPC Classifications
C; C07; C07D; C07D241/00; C07D241/02; C07D241/04
Claims Analysis
Total Claims: 46
Claim 1
Independent Claim
9 words
A COMPOUND HAVING THE COMPOSITION OF THE GENERAL FORMULA:
Claim 2
Dependent Claim
9 words
A COMPOUND HAVING THE COMPOSITION OF THE GENERAL FORMULA:
Claim 3
Dependent Claim
132 words
A compound having the composition of the general formula: (NF2)CH2-N(R'')-(CH2)nD'''''' where R'' is a negative function of the group consisting of nitro, sulfonyl, aldo, acyl, hydroxyl, and halo; D'''''' is a moiety of the group consisting of -NF2, acyloxy, alkoxy and halo functions, alkyl, and a -N(R'')CH2NF2 radical, subscript n representing one to two (-CH2-) groups between two -N(R'')- groups, otherwise being one; said compound in the cyclic analog form having one to two -N(R'')- groups, each linked to two carbons in the ring, the carbons in the ring being in -CH(NF2)- groups instead of (-CH2-) groups except for any other carbons in the ring linked to one of the mentioned replaceable functions and to a hydrogen atom; and said compound also taking the form (NF2)CH2-N(R'')-(CHNF2)2-D'''''' when D'''''' is the radical -N(R'')CH2NF2.
Claim 4
Dependent Claim
132 words
A compound having the composition of the general formula: (NF2)CH2-N(R'')-(CH2)nD'''''' where R'' is a negative function of the group consisting of nitro, sulfonyl, aldo, acyl, hydroxyl, and halo; D'''''' is a moiety of the group consisting of -NF2, acyloxy, alkoxy and halo functions, alkyl, and a -N(R'')CH2NF2 radical, subscript n representing one to two (-CH2-) groups between two -N(R'')- groups, otherwise being one; said compound in the cyclic analog form having one to two -N(R'')- groups, each linked to two carbons in the ring, the carbons in the ring being in -CH(NF2)- groups instead of (-CH2-) groups except for any other carbons in the ring linked to one of the mentioned replaceable functions and to a hydrogen atom; and said compound also taking the form (NF2)CH2-N(R'')-(CHNF2)2-D'''''' when D'''''' is the radical -N(R'')CH2NF2.
Claim 5
Dependent Claim
54 words
A compound having the composition: (NF2)CH2N(NO2)(CH2)nD'''''' where D'''''' is a moiety of the group consisting of: (a) -CH3 (b) -NF2 (c) -N(NO2)CH2(NF2) the subscript n represents one (CH2) group interlinking N(NO2) with D'''''' for moieties (a) and (b) and representing one to two (CH2) groups interlinking the -N(NO2)- with the D'''''' of moiety (c).
Claim 6
Dependent Claim
54 words
A compound having the composition: (NF2)CH2N(NO2)(CH2)nD'''''' where D'''''' is a moiety of the group consisting of: (a) -CH3 (b) -NF2 (c) -N(NO2)CH2(NF2) the subscript n represents one (CH2) group interlinking N(NO2) with D'''''' for moieties (a) and (b) and representing one to two (CH2) groups interlinking the -N(NO2)- with the D'''''' of moiety (c).
Claim 7
Dependent Claim
9 words
The compound N,N'' bis(difluoraminomethyl) ethylene dinitramine having the formula:
Claim 8
Dependent Claim
9 words
The compound N,N'' bis(difluoraminomethyl) ethylene dinitramine having the formula:
Claim 9
Dependent Claim
9 words
The compound N,N'' bis(difluoraminomethyl) methylene dinitramine having the formula:
Claim 10
Dependent Claim
9 words
The compound N,N'' bis(difluoraminomethyl) methylene dinitramine having the formula:
Claim 11
Dependent Claim
8 words
The compound N,N bis(difluoraminomethyl) nitramine having the formula:
Claim 12
Dependent Claim
8 words
The compound N,N bis(difluoraminomethyl) nitramine having the formula:
Claim 13
Dependent Claim
8 words
The compound N,N bis(difluoraminomethyl)tosyl amide having the formula:
Claim 14
Dependent Claim
8 words
The compound N,N bis(difluoraminomethyl)tosyl amide having the formula:
Claim 15
Dependent Claim
7 words
The compound N,N bis(difluoraminomethyl)acetamide having the formula:
Claim 16
Dependent Claim
7 words
The compound N,N bis(difluoraminomethyl)acetamide having the formula:
Claim 17
Dependent Claim
5 words
The compound N,N'' ditosyl-2,3-difluoroamino5,6-diacetoxy piperazine.
Claim 18
Dependent Claim
5 words
The compound N,N'' ditosyl-2,3-difluoroamino5,6-diacetoxy piperazine.
Claim 19
Dependent Claim
5 words
The compound 1,4-dinitro2,3,5,6-tetrakis (NF2) piperazine.
Claim 20
Dependent Claim
5 words
The compound 1,4-dinitro2,3,5,6-tetrakis (NF2) piperazine.
Claim 21
Dependent Claim
6 words
THE COMPOUND 1,4-DINITRO 2,3,5,6-TETRAKIS (NF2) PIPERAZINE.
Claim 22
Dependent Claim
6 words
THE COMPOUND 1,4-DINITRO 2,3,5,6-TETRAKIS (NF2) PIPERAZINE.
Claim 23
Dependent Claim
108 words
METHOD OF PREPARING AN NF2-CONTAINING COMPOUND FROM AN ORGANIC NITROGEN-CONTAINING COMPOUND IN WHICH A REPLACEABLE FUNCTION OF THE GROUP CONSISTING OF ACYLOXY, ALKOXY, AND CHLORO IS LINKED TO A CARBON ALPHA A NITROGEN ATOM IN THE ORGANIC COMPOUND AND A NEGATIVE FUNCTION OF THE GROUPS CONSISTING OF NITRO, SULFONYL, ALDO, ACYL, HYDROXYL, AND A HALO FUNCTION OF THE GROUP CONSISTING OF FLUORO AND CHLORO, CHLORO, IS LINKED TO SAID NITROGEN ATOM, WHICH COMPRISES REACTING THE ORGANIC COMPOUND WITH HNF2 UNDER REACTION CONDITIONS TO REPLACE THE REPLEACEABLE FUNCTION BY A DIFLUOROAMINO GROUP AND RECOVERING A RESULTING NF2-CONTAINING COMPOUND WHEREIN NF2 REPLACES THE REPLACEABLE FUNCTION OF THE ORGANIC NITROGEN-CONTAINING COMPOUND.
Claim 24
Dependent Claim
108 words
METHOD OF PREPARING AN NF2-CONTAINING COMPOUND FROM AN ORGANIC NITROGEN-CONTAINING COMPOUND IN WHICH A REPLACEABLE FUNCTION OF THE GROUP CONSISTING OF ACYLOXY, ALKOXY, AND CHLORO IS LINKED TO A CARBON ALPHA A NITROGEN ATOM IN THE ORGANIC COMPOUND AND A NEGATIVE FUNCTION OF THE GROUPS CONSISTING OF NITRO, SULFONYL, ALDO, ACYL, HYDROXYL, AND A HALO FUNCTION OF THE GROUP CONSISTING OF FLUORO AND CHLORO, CHLORO, IS LINKED TO SAID NITROGEN ATOM, WHICH COMPRISES REACTING THE ORGANIC COMPOUND WITH HNF2 UNDER REACTION CONDITIONS TO REPLACE THE REPLEACEABLE FUNCTION BY A DIFLUOROAMINO GROUP AND RECOVERING A RESULTING NF2-CONTAINING COMPOUND WHEREIN NF2 REPLACES THE REPLACEABLE FUNCTION OF THE ORGANIC NITROGEN-CONTAINING COMPOUND.
Claim 25
Dependent Claim
108 words
Method of preparing an NF2-containing compound from an organic nitrogen-containing compound in which a replaceable function of the group consisting of acyloxy, alkoxy, and chloro is linked to a carbon alpha to a nitrogen atom in the organic compound and a negative function of the groups consisting of nitro, sulfonyl, aldo, acyl, hydroxyl, and a halo function of the group consisting of fluoro and chloro, is linked to said nitrogen atom, which comprises reacting the organic compound with HNF2 under reaction conditions to replace the replaceable function by a difluoramino group and recovering a resulting NF2-containing compound wherein NF2 replaces the replaceable function of the organic nitrogen-containing compound.
Claim 26
Dependent Claim
108 words
Method of preparing an NF2-containing compound from an organic nitrogen-containing compound in which a replaceable function of the group consisting of acyloxy, alkoxy, and chloro is linked to a carbon alpha to a nitrogen atom in the organic compound and a negative function of the groups consisting of nitro, sulfonyl, aldo, acyl, hydroxyl, and a halo function of the group consisting of fluoro and chloro, is linked to said nitrogen atom, which comprises reacting the organic compound with HNF2 under reaction conditions to replace the replaceable function by a difluoramino group and recovering a resulting NF2-containing compound wherein NF2 replaces the replaceable function of the organic nitrogen-containing compound.
Claim 27
Dependent Claim
77 words
Method of preparing an NF2-containing compound which comprises reacting HNF2 under reaction conditions with an organic imine reactant having the composition: where R'''' is a replaceable acetoxy group, R'' is a nitro group, and R'''''' is selected from alkyl, acetoxy, and acetoxy methyl nitramine groups with one to two -CH2- groups between the nitrogens attached to -NO2 in nitramine groups, and recovering a resulting product in which -NF2 groups replace acetoxy groups in the organic imine reactant.
Claim 28
Dependent Claim
77 words
Method of preparing an NF2-containing compound which comprises reacting HNF2 under reaction conditions with an organic imine reactant having the composition: where R'''' is a replaceable acetoxy group, R'' is a nitro group, and R'''''' is selected from alkyl, acetoxy, and acetoxy methyl nitramine groups with one to two -CH2- groups between the nitrogens attached to -NO2 in nitramine groups, and recovering a resulting product in which -NF2 groups replace acetoxy groups in the organic imine reactant.
Claim 29
Dependent Claim
115 words
Method of preparing an NF2-containing compound which comprises reacting HNF2 under reaction conditions with a substituted cyclic alkylene imine which has C and N atoms in a ring with a rePlaceable function of the group consisting of acyloxy, alkoxy, and chloro linked to each of the ring C atoms and a negative function of the group consisting of nitro, sulfonyl, aldo, acyl, hydroxyl and a halo function of the group consisting of fluoro and chloro linked to the N atoms, said replaceable and negative functions being the substituents. and recovering a resulting product of the substituted cyclic alkylene imine containing -NF2 linked to the C atoms in the ring in place of the replaceable function.
Claim 30
Dependent Claim
115 words
Method of preparing an NF2-containing compound which comprises reacting HNF2 under reaction conditions with a substituted cyclic alkylene imine which has C and N atoms in a ring with a rePlaceable function of the group consisting of acyloxy, alkoxy, and chloro linked to each of the ring C atoms and a negative function of the group consisting of nitro, sulfonyl, aldo, acyl, hydroxyl and a halo function of the group consisting of fluoro and chloro linked to the N atoms, said replaceable and negative functions being the substituents. and recovering a resulting product of the substituted cyclic alkylene imine containing -NF2 linked to the C atoms in the ring in place of the replaceable function.
Claim 31
Dependent Claim
36 words
Method of preparing N,N'' bis(difluoraminomethyl) ethylene dinitramine, which comprises reacting N,N'' diacetoxymethyl ethylene dinitramine with HNF2 in an amount to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative of the dinitramine.
Claim 32
Dependent Claim
36 words
Method of preparing N,N'' bis(difluoraminomethyl) ethylene dinitramine, which comprises reacting N,N'' diacetoxymethyl ethylene dinitramine with HNF2 in an amount to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative of the dinitramine.
Claim 33
Dependent Claim
33 words
Method of preparing N,N'' bis(difluoraminomethyl) methylene dinitramine, which comprises reacting N,N'' diacetoxymethyl methylene dinitramine with HNF2 in a proportion to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative.
Claim 34
Dependent Claim
33 words
Method of preparing N,N'' bis(difluoraminomethyl) methylene dinitramine, which comprises reacting N,N'' diacetoxymethyl methylene dinitramine with HNF2 in a proportion to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative.
Claim 35
Dependent Claim
31 words
Method of preparing N,N bis(difluoraminomethyl) nitramine, which comprises reacting N,N diacetoxymethyl nitramine with a proportion of HNF2 to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative.
Claim 36
Dependent Claim
31 words
Method of preparing N,N bis(difluoraminomethyl) nitramine, which comprises reacting N,N diacetoxymethyl nitramine with a proportion of HNF2 to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative.
Claim 37
Dependent Claim
33 words
Method of preparing N,N bis(difluoraminomethyl)tosyl amide, which comprises reacting N,N di(acetoxymethyl)tosyl amide with sufficient HNF2 to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative of the tosyl amide.
Claim 38
Dependent Claim
33 words
Method of preparing N,N bis(difluoraminomethyl)tosyl amide, which comprises reacting N,N di(acetoxymethyl)tosyl amide with sufficient HNF2 to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative of the tosyl amide.
Claim 39
Dependent Claim
31 words
Method of preparing N,N bis(difluoraminomethyl) acyl amide which comprises reacting N,N di(acetoxymethyl) acyl amide with sufficient HNF2 to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative.
Claim 40
Dependent Claim
31 words
Method of preparing N,N bis(difluoraminomethyl) acyl amide which comprises reacting N,N di(acetoxymethyl) acyl amide with sufficient HNF2 to replace the acetoxy groups by NF2 groups, and recovering the resulting difluoramino derivative.
Claim 41
Dependent Claim
34 words
Method of preparing N,N'' ditosyl 2,3-difluoramino 5,6-diacetoxy piperazine which comprises reacting N,N'' ditosyl-2,3,5, 6-tetraacetoxy piperazine with sufficient HNF2 to replace two of the acetoxy groups, and recovering the resulting difluoramino derivative of the piperazine.
Claim 42
Dependent Claim
34 words
Method of preparing N,N'' ditosyl 2,3-difluoramino 5,6-diacetoxy piperazine which comprises reacting N,N'' ditosyl-2,3,5, 6-tetraacetoxy piperazine with sufficient HNF2 to replace two of the acetoxy groups, and recovering the resulting difluoramino derivative of the piperazine.
Claim 43
Dependent Claim
29 words
Method of preparing N,N'' ditosyl-2,3,5,6-tetrakis (NF2) piperazine which comprises reacting N,N'' ditosyl 2,3-difluoramino 5,6-diacetoxy piperazine with HNF2 to replace the acetoxy groups and recovering the resulting tetrakis (NF2) derivative.
Claim 44
Dependent Claim
29 words
Method of preparing N,N'' ditosyl-2,3,5,6-tetrakis (NF2) piperazine which comprises reacting N,N'' ditosyl 2,3-difluoramino 5,6-diacetoxy piperazine with HNF2 to replace the acetoxy groups and recovering the resulting tetrakis (NF2) derivative.
Claim 45
Dependent Claim
19 words
Method of preparing N,N'' dinitro-2,3,5,6-tetrakis (NF2) piperazine which comprises replacing tosyl functions from N,N'' ditosyl-2,3,5,6-tetrakis piperazine by nitro groups.
Claim 46
Dependent Claim
19 words
Method of preparing N,N'' dinitro-2,3,5,6-tetrakis (NF2) piperazine which comprises replacing tosyl functions from N,N'' ditosyl-2,3,5,6-tetrakis piperazine by nitro groups.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-08-29 | 1976-02-28 | 1976-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-29 | 1980-02-28 | 1980-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-29 | 1984-02-28 | 1984-08-29 | $7700.00 | Window Closed / Lapsed |